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National Geographic Automatic 70/350 Telescope

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National Geographic Automatic 70/350 Telescope Details

National Geographic Automatic 70/350 Telescope
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National Geographic Automatic 70/350 Telescope Specifications

ManufacturerNational Geographic
Telescopes seriesNational Geographic Refractors
Made in-
In production sinceNo
Warranty5 years
Optical design of telescope Refracting telescope
Lowest (useful) magnification. 10x
Highest (useful) magnification. 140x
Field of view - FOV... 0m/1000m
Apperent FOV (angular).
Optical tube size - diameterNo
Optical tube lengthNo
Optical tube weightNo
Aperture. 70mm
Focal length. 350mm
Focal ratio. 5
Eyepiece 1 - Focal Length10
Eyepiece 1 . magnification35
Eyepiece 2 - Focal Length20
Eyepiece 2 . magnification17.5
Eyepiece 3 - Focal LengthNo
Eyepiece 3 . magnificationNo
Light-gathering power. 0x
Limitting stellar magnitude. 11.2
Rayleigh Resolution. 1.9Arc seconds
Dawes Resolution. 1.6Arc seconds
Image capturing-
Photo adapter-
Mount type of buildAltazimuth mount
Tripod compliantYes
Type of tripodAdjustable
Tripod materialAluminium
Min. height.0mm
Max. height.0mm
Software for Stellar Navigation-
GoTo Telescope Control Yes
GoTo Telecope LanguageEnglish, French, German, Italian, Spanish
Telescope GoTo control interfaces-
Telescope Alignment method No
Integrated GPSNo
Tracking Yes
Track rate Lunar
Track mode Alt-Az
Telescope Guiding No
Slow motion controller No
Slew Speed -
Com. PortHand control
Remote Hand ControlNo
Power Supply UnitAA
Energy consumption.0W
Lens coatings Aluminum
Type of FocuserNo
Eyepiece barrel size1.25'' / 31.75 mm
Eyepiece angle90°
Barlow diverging lens Not Included
LevelOn head
Total gear weight.4.3kg
Finder - Scope -
Recommended forBeginners
Suitable for observingMoon, Planets


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