{"id":5676413,"date":"2022-06-13T13:42:41","date_gmt":"2022-06-13T11:42:41","guid":{"rendered":"https:\/\/www.optics-trade.eu\/blog\/?p=5676413"},"modified":"2023-04-21T14:26:48","modified_gmt":"2023-04-21T12:26:48","slug":"holosun-ls420-instruction-manual","status":"publish","type":"post","link":"https:\/\/www.optics-trade.eu\/blog\/holosun-ls420-instruction-manual\/","title":{"rendered":"Holosun LS420 Instruction Manual"},"content":{"rendered":"<p><strong>Check out the product here:\u00a0<\/strong><a href=\"https:\/\/www.optics-trade.eu\/en\/holosun-ls420-laser-flashlight.html\" target=\"_blank\" rel=\"noopener\"><button class=\"buttongreen\">Holosun LS420 Laser&amp;Flashlight<\/button><\/a><\/p>\n<p><strong>1. GENERAL INFORMATION<\/strong><br \/>\n<strong>1.1 SYSTEM DESCRIPTION<\/strong><\/p>\n<p>The LS420 is a Class llla laser device that features a Visible Laser Pointer for daylight or low light operations, an IR Laser Pointer for NVD, an IR illuminator and a white LED illuminator. The LS420 emits the highly collimated Visible Pointer and IR Pointer for all weather precise aiming. The Visible Pointer, IR Pointer and IR Illuminator are concentric.<\/p>\n<h3>1.2 COMPONENT DESCRIPTION<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676414 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-model.png\" alt=\"LS420 model\" width=\"877\" height=\"416\" srcset=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-model.png 877w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-model-400x190.png 400w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-model-768x364.png 768w\" sizes=\"auto, (max-width: 877px) 100vw, 877px\" \/><\/p>\n<table style=\"border-collapse: collapse; width: 100%; height: 132px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 4.77402%; height: 22px;\">1<\/td>\n<td style=\"width: 28.5594%; height: 22px;\">Green Laser<\/td>\n<td style=\"width: 4.84654%; height: 22px;\">7<\/td>\n<td style=\"width: 28.4869%; height: 22px;\">Elevation Adjuster<\/td>\n<td style=\"width: 5.13661%; height: 22px;\">13<\/td>\n<td style=\"width: 28.1968%; height: 22px;\">IR Pointer Indicator<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 4.77402%; height: 22px;\">2<\/td>\n<td style=\"width: 28.5594%; height: 22px;\">IR Pointer<\/td>\n<td style=\"width: 4.84654%; height: 22px;\">8<\/td>\n<td style=\"width: 28.4869%; height: 22px;\">Windage Adjuster<\/td>\n<td style=\"width: 5.13661%; height: 22px;\">14<\/td>\n<td style=\"width: 28.1968%; height: 22px;\">Recharger Port<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 4.77402%; height: 22px;\">3<\/td>\n<td style=\"width: 28.5594%; height: 22px;\">IR Illuminator<\/td>\n<td style=\"width: 4.84654%; height: 22px;\">9<\/td>\n<td style=\"width: 28.4869%; height: 22px;\">Handle<\/td>\n<td style=\"width: 5.13661%; height: 22px;\">15<\/td>\n<td style=\"width: 28.1968%; height: 22px;\">Recharging Indicator<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 4.77402%; height: 22px;\">4<\/td>\n<td style=\"width: 28.5594%; height: 22px;\">White LED<\/td>\n<td style=\"width: 4.84654%; height: 22px;\">10<\/td>\n<td style=\"width: 28.4869%; height: 22px;\">Locker<\/td>\n<td style=\"width: 5.13661%; height: 22px;\">16<\/td>\n<td style=\"width: 28.1968%; height: 22px;\">Mode Selector<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 4.77402%; height: 22px;\">5<\/td>\n<td style=\"width: 28.5594%; height: 22px;\">Protective Cover<\/td>\n<td style=\"width: 4.84654%; height: 22px;\">11<\/td>\n<td style=\"width: 28.4869%; height: 22px;\">Focusing Knob<\/td>\n<td style=\"width: 5.13661%; height: 22px;\">17<\/td>\n<td style=\"width: 28.1968%; height: 22px;\">Battery Compartment<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 4.77402%; height: 22px;\">6<\/td>\n<td style=\"width: 28.5594%; height: 22px;\">Fire Switch<\/td>\n<td style=\"width: 4.84654%; height: 22px;\">12<\/td>\n<td style=\"width: 28.4869%; height: 22px;\">IR IL Indicator<\/td>\n<td style=\"width: 5.13661%; height: 22px;\">18<\/td>\n<td style=\"width: 28.1968%; height: 22px;\">Remote Cable Switch<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>1.3 PACKING<\/h3>\n<p>The package will contain with the following items:<\/p>\n<ol>\n<li>LS420 laser sight<\/li>\n<li>2* CR123A battery<\/li>\n<li>User manual<\/li>\n<li>Trox tool<\/li>\n<li>Lens cloth<\/li>\n<\/ol>\n<h3>2. FEATURES<\/h3>\n<ol>\n<li>The Visible Pointer, IR Pointer and IP Illuminator are concentric so that the user could adjust three beams simultaneously via same adjuster.<\/li>\n<li>The green laser is direct green laser that is more energy-saving, brighter, more stable than DPSS laser.<\/li>\n<li>The LS420 features the low-battery indicator, and IR Pointer and IR Illuminator indicators, and recharging indicator.<\/li>\n<li>Quick Release Mount.<\/li>\n<li>Waterproof and Waterproofed Remote cable switch<\/li>\n<li>Aluminum housing with Micro arc oxidation finish<\/li>\n<li>The focus ranges from 95 to 210mrad and the knob locates at ocular side.<\/li>\n<\/ol>\n<h3>3. SPECIFICATIONS<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; height: 132px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 33.3333%; height: 22px;\">Parameter<\/td>\n<td style=\"width: 33.3333%; height: 22px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">LS420G<\/td>\n<td style=\"width: 50%;\">LS420R<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 33.3333%; height: 22px;\">\n<table style=\"border-collapse: collapse; width: 101.535%; height: 154px;\">\n<tbody>\n<tr style=\"height: 154px;\">\n<td style=\"width: 50%; height: 154px;\">Laser Sight<\/td>\n<td style=\"width: 50%; height: 154px;\">Wavelength (nm)<\/p>\n<table style=\"border-collapse: collapse; width: 99.5618%; height: 124px;\">\n<tbody>\n<tr style=\"height: 48px;\">\n<td style=\"width: 100%; height: 48px;\">Output Power (mV)<\/td>\n<\/tr>\n<tr style=\"height: 26px;\">\n<td style=\"width: 100%; height: 26px;\">FDA class<\/td>\n<\/tr>\n<tr style=\"height: 44px;\">\n<td style=\"width: 100%; height: 44px;\">Divergence (mrad)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 33.3333%; height: 22px;\">\n<table style=\"border-collapse: collapse; width: 99.9999%; height: 187px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">520<\/td>\n<td style=\"width: 50%; height: 22px;\">830<\/td>\n<\/tr>\n<tr style=\"height: 26px;\">\n<td style=\"width: 50%; height: 26px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">Lo<\/td>\n<td style=\"width: 50%;\">Hi<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 50%; height: 26px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">Lo<\/td>\n<td style=\"width: 50%;\">Hi<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr style=\"height: 26px;\">\n<td style=\"width: 50%; height: 26px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">&lt;1<\/td>\n<td style=\"width: 50%;\">&lt;5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 50%; height: 26px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">0.3<\/td>\n<td style=\"width: 50%;\">&lt;0.7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr style=\"height: 26px;\">\n<td style=\"width: 50%; height: 26px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">ll<\/td>\n<td style=\"width: 50%;\">llla<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 50%; height: 26px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">ll<\/td>\n<td style=\"width: 50%;\">ll<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">0.6<\/td>\n<td style=\"width: 50%; height: 22px;\">0.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 33.3333%; height: 22px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">Laser Illuminator<\/td>\n<td style=\"width: 50%;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\">Wavelength (nm)<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">Output Power (mV)<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">Divergence (mrad)<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">FDA Class<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 33.3333%; height: 22px;\">\n<table style=\"border-collapse: collapse; width: 100%; height: 88px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">830<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">&lt;4<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">Adjustable: 95-210<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">llla<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table style=\"border-collapse: collapse; width: 100%; height: 253px;\">\n<tbody>\n<tr style=\"height: 55px;\">\n<td style=\"width: 50%; height: 55px;\">\n<table style=\"border-collapse: collapse; width: 99.8542%; height: 54px;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">White Led Illuminator<\/td>\n<td style=\"width: 50%;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\">Color Temp<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">Output power (Lum)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 50%; height: 55px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\">6000K<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">&lt;800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Adjustment range<\/td>\n<td style=\"width: 50%; height: 22px;\">+60MOA<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Battery<\/td>\n<td style=\"width: 50%; height: 22px;\">CR123A x2\/18650 x1<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Operating Temperature<\/td>\n<td style=\"width: 50%; height: 22px;\">\u00a0-40\u2103 ~51 \u2103<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Storage Temperature<\/td>\n<td style=\"width: 50%; height: 22px;\">\u00a0-40\u2103 ~65 \u2103<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Water proof<\/td>\n<td style=\"width: 50%; height: 22px;\">lp67<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Colour Housing<\/td>\n<td style=\"width: 50%; height: 22px;\">Desert Sand\/ Matte Black<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Length: mm<\/td>\n<td style=\"width: 50%; height: 22px;\">95<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Width x height: mm<\/td>\n<td style=\"width: 50%; height: 22px;\">75&#215;43<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 50%; height: 22px;\">Weight: (g)<\/td>\n<td style=\"width: 50%; height: 22px;\">300<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>4. OPERATING INSTRUCTIONS<br \/>\n4.1 SAFTY SUMMARY<br \/>\nWARNING &#8211; LASER RADIATION<\/h3>\n<ul>\n<li>DO NOT stare into laser beams.<\/li>\n<li>DO NOT look into the laser beam through binoculars or telescopes.<\/li>\n<li>DO NOT point the laser beam at mirror-like surfaces.<\/li>\n<li>DO NOT shine the laser beam into other body\u2019s eyes.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-5676418 size-full\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/ls420-danger-e1655118435978.png\" alt=\"ls420 danger\" width=\"309\" height=\"179\" \/><\/p>\n<p>SAFETY ALERTS<\/p>\n<p>WARNING:<\/p>\n<ul>\n<li>DO NOT store LS420 with battery installed.<\/li>\n<li>Ensure the mode selector is OFF before checking the Lens of LS420.<\/li>\n<li>do not recharge the non-chargeable CR123A battery.<\/li>\n<\/ul>\n<p>CAUTION<\/p>\n<ol>\n<li>Identifies risk of damage to the equipment.<\/li>\n<li>All the directions are given from the shooter&#8217;s viewpoint.<\/li>\n<li>DO NOT over-adjust the W&amp;E adjuster by forcing them beyond their end of travel.<\/li>\n<\/ol>\n<h3>4.2 BATTERY INSTRUCTIONS<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676419 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/4.3.2-LS420.png\" alt=\"4.3.2 LS420\" width=\"400\" height=\"310\" \/><\/p>\n<h3>4.2.1 BATTERY INSTALLATION<\/h3>\n<ol>\n<li>Unscrew the battery cap in a CCW direction. Remove and properly discard the used battery.<\/li>\n<li>Inspect the battery compartment for dirt, moisture and corrosion, and then clean the battery compartment if needed.<\/li>\n<li>Inspect the O-ring seal on the battery cap to make sure that it is free of sand and dirt particles and that it has not been damaged.<\/li>\n<li>Install the battery in a direction marked on the nearby housing and then screw the battery cap in a CW direction.<br \/>\nLOW BATTERY INDICATOR: The flickering lasers or Indicators represent the low battery.<\/li>\n<\/ol>\n<p>4.3.2 Battery Recharging<br \/>\nWarning: Do not recharge CR123A battery.<br \/>\nThe recharging voltage is DC5V and the input side is USB port.<\/p>\n<h3><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676420 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-FIG3.png\" alt=\"LS420 FIG3\" width=\"297\" height=\"436\" srcset=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-FIG3.png 297w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-FIG3-272x400.png 272w\" sizes=\"auto, (max-width: 297px) 100vw, 297px\" \/><\/h3>\n<h3>4.3 MOUNTING INSTRUCTION<\/h3>\n<p>The repeatability accuracy is less than 2 MOA.<br \/>\nFirst Use:<\/p>\n<ol>\n<li>Use screwdriver to loosen the mount of LS420 in order to install the LS420 on the rail.<\/li>\n<li>Open the handle lock and then load the LS420 on the pica tinny rail.<\/li>\n<li>Latch the handle lock and use screwdriver to adjust the tightness.<\/li>\n<\/ol>\n<p>Repeat use:<\/p>\n<ol>\n<li>Open the handle lock and then load the LS420 on pica tinny rail<\/li>\n<li>Latch the handle lock.<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676421 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig4-LS420.png\" alt=\"fig4 LS420\" width=\"422\" height=\"324\" srcset=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig4-LS420.png 422w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig4-LS420-400x307.png 400w\" sizes=\"auto, (max-width: 422px) 100vw, 422px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5676423 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig5.png\" alt=\"LS420 Fig5\" width=\"327\" height=\"264\" \/><\/p>\n<p>4.4 Mode Selector<br \/>\nThe LS420 has 10 modes and is set at mode OFF. Please make sure the mode selector is at one of 10 modes and do not locate the mode selector at any position between two modes.<\/p>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 84.6989%; height: 264px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; text-align: center; height: 22px;\"><strong>Mode<\/strong><\/td>\n<td style=\"width: 43.5789%; text-align: center; height: 22px;\"><strong>\u00a0Description<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">IRL<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">Low power IR Pointer will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">VL<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">Low power laser Pointer will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">WL<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">White LED will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">WL\/VL<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">Low power laser and white LED will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">OFF<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">No light will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\"><strong>NOTE: Take off the safety screw on the body if use the modes below<\/strong><\/td>\n<td style=\"width: 43.5789%; height: 22px;\"><\/td>\n<\/tr>\n<tr style=\"height: 23px;\">\n<td style=\"width: 40.5385%; height: 23px;\">VH<\/td>\n<td style=\"width: 43.5789%; height: 23px;\">High power visible laser will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">IRH<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">High power IR Pointer will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">IL<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">IR Illuminator will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 40.5385%; height: 22px;\">IRH\/IL<\/td>\n<td style=\"width: 43.5789%; height: 22px;\">High power IR Pointer will be on when PRESS Fire Switch<\/td>\n<\/tr>\n<tr style=\"height: 21px;\">\n<td style=\"width: 40.5385%; height: 21px;\">WL\/VH<\/td>\n<td style=\"width: 43.5789%; height: 21px;\">High power laser and white LED will be on when PRES Fire Switch<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The &#8220;IR&#8221; indicator will be active if the IR pointer is on. The &#8220;IL&#8221; indicator will be active if the IR Illuminator is on.<\/p>\n<p>IR INDICATORS:<br \/>\nTwo green indicators beside the focusing knob, 3 statuses:<\/p>\n<ol>\n<li>IR indicator ON: when the mode selector is at IRL or IRH position.<\/li>\n<li>IL indicator ON: when the mode selector is at IL position.<\/li>\n<li>Both IR and IL indicator ON: when the mode selector is at IRL\/IL or IRH\/IL.<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676424 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-DFig6.png\" alt=\"LS420 DFig6\" width=\"314\" height=\"297\" srcset=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-DFig6.png 314w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-DFig6-24x24.png 24w\" sizes=\"auto, (max-width: 314px) 100vw, 314px\" \/><\/p>\n<h3>4.5 SWITCH INSTRUCTION<\/h3>\n<p>After choose the output laser via Mode Selector Switch, uncover the lens cover and put it on the magnetic steel. Both Switch Button and Remote Cable Switch can be used to activate the laser under the chosen mode.<\/p>\n<p>4.5.1 SWITCH BUTTON<br \/>\nOPERATION:<br \/>\n1) Momentary On Mode: Single press the core of Switch Button and hold it, the laser will be activated and last until the Switch Button was released.<br \/>\n2) Continuous On Mode: Double press the Switch Button without holding, the laser will be activated and last 5 minutes and then automatically turn off. The user also can press Switch Button once to turn off the unit manually.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676425 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig7.png\" alt=\"LS420 Fig7\" width=\"324\" height=\"323\" srcset=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig7.png 324w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig7-150x150.png 150w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig7-24x24.png 24w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig7-48x48.png 48w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig7-96x96.png 96w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/LS420-Fig7-300x300.png 300w\" sizes=\"auto, (max-width: 324px) 100vw, 324px\" \/><\/p>\n<p>4.5.2 REMOTE CABLE SWITCH<br \/>\nINSTALLATION:<br \/>\n1) Uncover the socket cover.<br \/>\n2) Insert the plug of Remote Cable Switch into the socket after matching the interfaces of plug and socket.<br \/>\n3) Screw the protective set of connection part.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676426 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig9-LS420.png\" alt=\"fig9 LS420\" width=\"431\" height=\"285\" srcset=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig9-LS420.png 431w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig9-LS420-400x265.png 400w\" sizes=\"auto, (max-width: 431px) 100vw, 431px\" \/><\/p>\n<p>OPERATION:<\/p>\n<p>1) Momentary On Mode: Single press button of Remote Cable Switch and hold it, the laser will be activated and last until the Switch Button was released.<br \/>\n2) Continuous On Mode: Double press the button without holding, the laser will be activated and last 5 minutes and then automatically turn off. The user also can press Switch Button once<br \/>\nto turn off the unit manually.<\/p>\n<h3>4.6 WINDAGE &amp; ELEVATION ADJUSTMENT<\/h3>\n<p>The Visible laser, IR laser and IR illuminator are concentric hence they could be adjusted by same adjuster at the same time. Total travel range is 100 MOA in both directions. Do not adjust the W&amp;E out of the travel range.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676427 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig-10-LS420.png\" alt=\"fig 10 LS420\" width=\"392\" height=\"309\" \/><\/p>\n<table style=\"border-collapse: collapse; width: 89.4126%; height: 58px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 20%; height: 22px; text-align: center;\"><strong>Adjuster<\/strong><\/td>\n<td style=\"width: 18.3779%; height: 22px; text-align: center;\"><strong>Position\u00a0<\/strong><\/td>\n<td style=\"width: 18.9457%; height: 22px; text-align: center;\"><strong>Mark<\/strong><\/td>\n<td style=\"width: 16.9181%; height: 22px; text-align: center;\"><strong>Direction<\/strong><\/td>\n<td style=\"width: 15.1709%; height: 22px; text-align: center;\"><strong>Pointer Movement<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 26px;\">\n<td style=\"width: 20%; height: 26px; text-align: center;\">Elevation Knob<\/td>\n<td style=\"width: 18.3779%; height: 26px; text-align: center;\">Top<\/td>\n<td style=\"width: 18.9457%; height: 26px; text-align: center;\">\n<table style=\"border-collapse: collapse; width: 100%; height: 44px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">U<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">D<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 16.9181%; height: 26px; text-align: center;\">\n<table style=\"border-collapse: collapse; width: 100%; height: 44px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">CW<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">CCW<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 15.1709%; height: 26px; text-align: center;\">\n<table style=\"border-collapse: collapse; width: 100%; height: 44px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">Up<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">Down<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<tr style=\"height: 26px;\">\n<td style=\"width: 20%; height: 10px; text-align: center;\">Windage Knob<\/td>\n<td style=\"width: 18.3779%; height: 10px; text-align: center;\">Slide<\/td>\n<td style=\"width: 18.9457%; height: 10px; text-align: center;\">\n<table style=\"border-collapse: collapse; width: 100%; height: 44px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">L<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">R<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 16.9181%; height: 10px; text-align: center;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 100%;\">CW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 100%;\">CCW<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<td style=\"width: 15.1709%; height: 10px; text-align: center;\">\n<table style=\"border-collapse: collapse; width: 100%; height: 44px;\">\n<tbody>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">Left<\/td>\n<\/tr>\n<tr style=\"height: 22px;\">\n<td style=\"width: 100%; height: 22px;\">Right<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>ADJUSTMENT: Use wrench or coin to rotate the adjuster as needed according to the instruction table above.<\/p>\n<h3>4.7 FOCUSING KNOB<\/h3>\n<p>The focusing knob for IR illuminator is located between the indicators and remote switch. The divergence of IR illuminator ranges from<br \/>\n95-210mrad.<br \/>\nZoom in: Rotate the knob in CW direction.<br \/>\nZoom out: Rotate the knob in CCW direction.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5676428 aligncenter\" src=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig-11-LS420.png\" alt=\"fig 11 LS420\" width=\"416\" height=\"248\" srcset=\"https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig-11-LS420.png 416w, https:\/\/www.optics-trade.eu\/blog\/wp-content\/uploads\/2022\/06\/fig-11-LS420-400x238.png 400w\" sizes=\"auto, (max-width: 416px) 100vw, 416px\" \/><\/p>\n<p><strong>5. MAINTAIN<br \/>\n<\/strong>The LS420 is rugged, compact laser device that is designed to operate in severe environments. The exterior housing is made of aircraft grade aluminum and the other components are made of chemically resistant materials that will not be harmed by chemicals normally encountered during military operation. Operator maintenance is limited to the inspection and cleaning of the LS420 external surfaces, replacement of battery before each mission and removal of the battery after each mission.<\/p>\n<p><strong>6. WARRANTY<\/strong><br \/>\nHolosun will furnish its standard form LIMITED WARRANTY in favor of its customers and the first end users of its products. The LS420 has a one year limited warranty on parts and workmanship from the date of purchase. The warranty is void if the serial number or the manufacturer&#8217;s labels affixed to the product has been removed or if the product has been misused, modified, neglected or has been disassembled prior to return to manufacturer. To the maximum extent permitted by law, Holosun&#8217; election to repair or replace the device shall constitute the purchaser&#8217;s sole remedy in the event of a defect.<\/p>\n<p><strong>7. NON-WARRANTY INFORMATION<\/strong><br \/>\nNon-warranty repairs are subject to an evaluation fee. LS420 units that are not covered by the warranty will be tested and evaluated for failure. Customer permission and payment terms will be obtained prior to perform any repairs.<\/p>\n<p><strong>8. RETURN INSTRUCTIONS<\/strong><\/p>\n<ul>\n<li>For service, repair or replacement email:warranty@holosun.com, call 909-594-2888<\/li>\n<li>Please provide the following information to assist technician to determine if the item is repairable:<br \/>\n1) Serial Number of the defective item.<br \/>\n2) Thorough description of the malfunction, defect or damage<br \/>\n3) An explanation as to how the malfunction, defect or damage occurred, if known. (NOTE: If the technician determines that the item is under warranty or should be returned for repair, a Return Material Authorization (RMA) number will be provided.)<\/li>\n<li>LS420 should be followed to prevent any additional damage:<\/li>\n<\/ul>\n<p>1) Be sure that the is free of all contaminants such as dirt or any other foreign material.<\/p>\n<p>2) Remove the battery.<\/p>\n<p>3) Place the Exit Port Covers over each of the lenses.<\/p>\n<p>4) Place the LS420 in the Shipping Case or Carrying Case if available. If the Shipping Case is not available, individually package each LS420 unit being returned in a suitable container.<\/p>\n<p>Place the LS420 and a copy of the test report or detailed description of the failure in a suitable packing\/shipping container. Mark the package with the RMA number. Ship the fastest, traceable. Please refer to www.holosun.com for current and complete warranty information.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Check out the product here:\u00a0Holosun LS420 Laser&amp;Flashlight 1. GENERAL INFORMATION 1.1 SYSTEM DESCRIPTION The LS420 is a Class llla laser device that features a Visible Laser Pointer for daylight or low light operations, an IR Laser Pointer for NVD, an IR illuminator and a white LED illuminator. The LS420 emits the highly collimated Visible Pointer&hellip;&nbsp;<a href=\"https:\/\/www.optics-trade.eu\/blog\/holosun-ls420-instruction-manual\/\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Holosun LS420 Instruction Manual<\/span><\/a><\/p>\n","protected":false},"author":26,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"off","neve_meta_content_width":70,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","footnotes":""},"categories":[7989,763],"tags":[3184],"class_list":["post-5676413","post","type-post","status-publish","format-standard","hentry","category-dot-sights-instruction-manuals","category-instruction-manuals","tag-holosun"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Holosun LS420 Instruction Manual - Optics Trade Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.optics-trade.eu\/blog\/holosun-ls420-instruction-manual\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Holosun LS420 Instruction Manual - Optics Trade Blog\" \/>\n<meta property=\"og:description\" content=\"Check out the product here:\u00a0Holosun LS420 Laser&amp;Flashlight 1. GENERAL INFORMATION 1.1 SYSTEM DESCRIPTION The LS420 is a Class llla laser device that features a Visible Laser Pointer for daylight or low light operations, an IR Laser Pointer for NVD, an IR illuminator and a white LED illuminator. 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GENERAL INFORMATION 1.1 SYSTEM DESCRIPTION The LS420 is a Class llla laser device that features a Visible Laser Pointer for daylight or low light operations, an IR Laser Pointer for NVD, an IR illuminator and a white LED illuminator. 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