AGM ObservIR LRF 25-256 Multispectral Binoculars

AGM ObservIR LRF 25-256 combines a 256x192 thermal sensor with a 25mm objective and 4.5x base magnification. Separate thermal and digital channels support day and night observation.

What this model does well

Two-eye observation with thermal detection, a separate digital view and onboard ranging. The 7.5° × 5.3° (H × V) field of view describes how much scene appears at the starting optical view. A wider view helps cover ground; a narrower view puts more of the sensor on a smaller part of the scene.

Magnification and image detail

Base magnification is the starting optical view. Increasing digital magnification crops and enlarges sensor information; it does not add native pixels. Match the starting view to your typical distance and the space you need to follow a moving animal.

The digital channel is separate from the 256x192 thermal detector. A 4K digital-channel specification does not make the thermal image 4K. Thermal is useful for finding a heat source; use enough visual detail to identify what you are observing before making a decision.

Integrated ranging

The built-in laser rangefinder is rated to 1094 yards (1000 m) under suitable conditions. Reflectivity, weather and target size affect ranging. A measured distance is not an identification distance or a promise of a usable shot.

Specifications

Detection is the manufacturer’s estimate of noticing a heat source under stated test conditions. It is not the same as recognition or positive identification, and field conditions can reduce useful range.

Runtime is an “up to” manufacturer figure. Temperature, recording, wireless functions and battery condition change actual operating time.

Is it the right fit?

Best for: Two-eye observation with thermal detection, a separate digital view and onboard ranging.

Consider another setup if: Aiming a rifle; this is an observation device.

Common question

What should I compare before choosing AGM ObservIR LRF 25-256?

Compare native sensor resolution, base magnification, field of view and your normal viewing distance. Maximum digital magnification alone does not describe usable detail.

Compare related setups

See AGM ObservIR LRF 35-640 Thermal Binoculars, AGM ObservIR LRF 50-640 Thermal Binoculars. Compare the starting view, mounting format and features you actually need.

Need help matching the model to your setup? Contact Thermal Bros support or check our product manuals before ordering.