Night Pearl IR510X n Thermal Imaging Monocular

• 400x300 VOx sensor: The uncooled thermal core gives this monocular enough detail for reliable heat-source detection while keeping the unit compact and quick to start in the field.
• 60 Hz refresh rate: A faster image update helps when scanning moving animals or tracking across uneven ground, so motion looks smoother and easier to interpret.
• 1.3-5.2x magnification: The base view stays wide for searching, while digital enlargement helps examine a heat signature more closely without changing devices.
• 25 mm F 1.1 objective: The fast lens gathers thermal energy efficiently, supporting better image brightness and contrast in difficult weather and during night observation.
• 355 g handheld body: The light, compact housing is easier to carry for long periods, making it practical as a dedicated spotting monocular for hunting and general thermal observation.

About the Night Pearl IR Series

The Night Pearl IR series marked an important step for the Czech brand, as the IR510 launched in 2014 as the company’s first thermal imaging device designed and produced under its own name. The series is built around thermal monoculars for observation, with a clear focus on hunting use where fast detection matters more than carrying a larger rifle-mounted optic. That makes the IR line especially relevant for scanning fields, woodland edges, and open ground before a shot is ever considered.

Across the series, the design philosophy is straightforward: a compact handheld format, practical controls, and thermal performance aimed at helping the user find living targets by heat signature in darkness, light cover, or changing weather. IR monoculars are intended for thermal observation in hunting, so the emphasis is on quick deployment, simple handling, and a field-friendly balance between image scale and situational awareness. Rather than functioning as a complex multi-role device, the series stays focused on the core task of spotting and confirming heat sources efficiently.

About the Night Pearl IR510X n Thermal Imaging Monocular

The Night Pearl IR510X n Thermal Imaging Monocular is a compact handheld thermal built for observation at short to medium distances, where a wide view and low carry weight matter as much as raw detection range. Its 1.30-5.20 x magnification starts at a useful low base setting for scanning larger areas, while the higher end helps check a detected heat source more closely. Combined with a 14.60 ° field of view, it gives the user a practical balance between area coverage and target assessment, which is especially useful for hunting and general nighttime surveillance.

At the core of the monocular is a 400x300 VOx uncooled sensor with a 17.00 μm pixel pitch and a 60.00 Hz refresh rate. In practical use, that means smoother viewing of moving subjects and a thermal image that remains easier to read while panning. The 25.00 mm objective with F 1.1 aperture supports efficient thermal collection, helping the device maintain image contrast when conditions are cold, damp, or otherwise challenging. A stated 760.00 m detection range makes it suitable for early spotting, while the OLED display keeps the viewing image clear and easy to interpret.

The housing remains easy to carry at 355.00 g, with dimensions of 168.00 mm in length, 62.00 mm in width, and 67.00 mm in height. Central focusing keeps operation simple in the field, and the IPX-6 waterproof construction adds reassurance in rain and rough outdoor use. With up to 5.00 h battery life from a Li-ion power supply, the IR510X n works well as a dedicated thermal spotter that can stay in hand through an evening hunt or extended observation session.

About Night Pearl

Night Pearl was established in the Czech Republic in 2009, building on development work that had already produced the NP-22 night-vision clip-on in 2008. The company has produced thermal imaging devices under its own brand since 2014, and its range today spans thermal imaging, night vision, digital night vision, and daytime optics. That breadth is relevant here because Night Pearl does not treat thermal as a side category; it has developed dedicated handhelds, clip-ons, and rifle scopes within the same brand structure.

The company expanded its technical base with a research, development, and manufacturing facility in Bystřice pod Hostýnem in 2016. Its product portfolio covers monoculars, binoculars, adapters, sights, and thermal observation devices, reflecting a strong focus on field optics for hunting and related use. Night Pearl USA began operating in Sarasota, Florida, in 2023, adding a local presence to a brand whose roots remain in Czech design and electro-optic development.

Main Features

• Product type: Thermal imaging monocular
• Magnification: 1.30 x - 5.20 x
• Objective lens diameter: 25.00 mm
• Field of view: 254.00 m/1000m
• Field of view (angular): 14.60 °
• Lens aperture: F 1.1
• Detection range: 760.00 m
• Thermal sensor type: VOx Uncooled
• Sensor resolution: 400x300
• Pixel pitch: 17.00 μm
• Refresh rate: 60.00 Hz
• Calibration mode: Manual
• Display type: OLED
• Display resolution: 720x540
• Video output: Yes
• Length: 168.00 mm
• Width: 62.00 mm
• Height: 67.00 mm
• Weight: 355.00 g
• Power supply: Li-ion
• Battery life: 5.00 h
• Focusing system: Central
• Operating temperature: -10°C / + 50°C
• Waterproof rating: IPX-6
• Fogproof: Yes
• Built-in rangefinder: No

Warranty

Night Pearl provides a 2-year warranty for the IR510 series thermal imaging monoculars. This model belongs to that exception within the brand’s thermal range, making the stated coverage period shorter than on many newer Night Pearl thermal products.