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Exclusive nighttime rangefinding telescope, accurate up to 0.3 meters, produced by Onick Optics.

2025-11-18 Visits:

At a rescue scene where the light of a fire is dim, a firefighter, holding equipment, quickly measures the distance between the fire and surrounding buildings. Darkness is no longer an obstacle to his work—this is the revolution brought about by the Onica AS series rangefinding binoculars.

In traditional surveying work, darkness is often the biggest obstacle. With the development of technology, Onica Optics' AS series rangefinding binoculars, with their excellent nighttime ranging capabilities, are changing this situation, bringing new solutions to multiple industries.


01 Nighttime Insight, Technological Innovation The Onica AS series rangefinding binoculars integrate the functions of a telescope, laser rangefinder, and multiple measurements such as altitude, angle, and velocity, overcoming the limitations of traditional products in terms of single-function capabilities.

Most notable is its nighttime ranging capability. With a back-mounted infrared rail, the AS series can be used with a high-powered flashlight for nighttime ranging operations, breaking through the limitation of traditional laser rangefinders that can only be used in good lighting conditions.

This innovative technology ensures that even in dimly lit environments, users can accurately determine the distance to the target, greatly expanding the application scenarios and time range of the rangefinder.


02 Dual Display Design for Clear Nighttime Reading

The AS series rangefinder features a dual display design with both an internal eyepiece and an external OLED LCD screen. In low-light conditions, its clear blue display ensures easy data reading even in dim environments.

This design takes into account the human eye's adaptability to darkness, avoiding the impairment of night vision caused by strong light displays while ensuring clear readability of critical data.


03 Eight Modes for Comprehensive Measurement

The AS series rangefinder integrates multiple measurement modes, including distance and angle measurement, single-point height measurement, two-point height measurement, horizontal distance measurement, golf mode, speed measurement, area measurement, and volume measurement.

This multi-functional integration means that whether in fire emergency rescue, power line inspection, or forestry surveys, a single device can complete multiple measurement tasks, avoiding the hassle of frequently changing equipment in the dark.


04. Multi-field Applications, Doubled Nighttime Work Efficiency

The Onica AS series rangefinders' nighttime ranging capabilities play a crucial role in multiple fields:

Firefighting and Emergency Response: Measuring the distance between a fire and surrounding targets, the safe distance between a fire scene and surrounding targets, the safe distance between a hazard source and rescuers, and the height of the fire point above the ground;

Security and Police Use: Monitoring and measuring critical distances in the dark, improving nighttime law enforcement efficiency;

Field Exploration: Providing nighttime measurement capabilities for geological exploration and mining surveying, unaffected by light conditions.


05. Precise Parameters, Reliable Performance

The AS series rangefinders are not only powerful in function, but their technical parameters are equally impressive:

Measuring range up to 2000 meters; ranging error of only ±0.3 meters; speed range 0-300 km/h; operating temperature: -10℃—50℃;

These parameters ensure that the equipment can provide stable, reliable, and accurate measurements even in harsh nighttime environments.


06. User-Friendly Design, Easy Operation

Considering the unique challenges of nighttime operation, the AS series rangefinders feature a user-friendly design: a lightweight design of approximately 200 grams for easy portability at night; a standard tripod mount for extended fixed observation; and a combination of touchscreen and button operation for easy operation even in complete darkness.


The Onica AS series rangefinders are now widely used in firefighting, security, forestry, geology, and other fields, becoming a powerful tool for nighttime surveying.


As night falls, the surveying continues. The Onica AS series rangefinders, with their superior nighttime ranging capabilities, provide all-weather measurement solutions for various industries, illuminating the path of measurement in the darkness.


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