1535nm Laser Rangefinder Module 20000m SFB20000A

The SFB20000A Laser Rangefinder Module delivers military-grade accuracy for long-distance targeting across diverse environments. Featuring a 1.54μm eye-safe laser wavelength (Class 1M compliant), it achieves **≥20km range** with ±3m precision, even in extreme temperatures (-40°C to +60°C). Its compact, lightweight design (550g, 132×102.7×74.4mm) integrates seamlessly with electro-optical systems, while adjustable repetition rates (1-5Hz) and ≥98% accuracy ensure reliable performance for defense, surveying, and industrial applications. Operates on DC 21-31V with low power consumption.

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Key Selling Points

Ultra-Long Range (20km+) with ±3m precision
Eye-Safe Laser (1.54μm, complies with ANSI Z136 standards)
Extreme Environment Ready (-40°C to +60°C operating range)
Compact & MIL-SPEC Durability (IP67 equivalent)
Customizable Interfaces (RS422/CAN bus optional)

Applications

Tactical military/security targeting
Surveying & topographic mapping
Industrial automation alignment
Search & rescue operations

Specifications

Laser wavelength	1.54±0.02μm
Maximum measuring range	Visibility of 23 km, target reflectivity of 0.3, relative humidity ≤60%, maximum detection range for large targets (buildings) ≥20 km
Minimum measuring range	≤100m
Ranging accuracy	≤±3m
Repetition frequency	Adjustable from 1Hz to 5Hz
Accuracy rate	≥98%
Beam angle	≤0.5mrad
Volume	132×102.7×74.4mm
Weight	≤550g
Supply voltage	DC 21~31V
Operating temperature	-40℃~+60℃
Storage temperature	-55℃~+70℃