• The LRF1200A1 laser ranging module is a new, lightweight, and compact device operating at a wavelength of 905 nm. It has a maximum range of ≥1200 meters and uses a UART-TTL interface. The module supports test software, which is convenient for further development.
  • The LRF1200A1 laser ranging module is a new, lightweight, and compact device operating at a wavelength of 905 nm. It has a maximum range of ≥1200 meters and uses a UART-TTL interface. The module supports test software, which is convenient for further development.
  • The LRF1200A1 laser ranging module is a new, lightweight, and compact device operating at a wavelength of 905 nm. It has a maximum range of ≥1200 meters and uses a UART-TTL interface. The module supports test software, which is convenient for further development.
  • The LRF1200A1 laser ranging module is a new, lightweight, and compact device operating at a wavelength of 905 nm. It has a maximum range of ≥1200 meters and uses a UART-TTL interface. The module supports test software, which is convenient for further development.

905nm Laser Rangefinder Module 1200m

905nm Laser Rangefinder Module 1200m

Model: LRF1200A3-01
The LRF1200A3 is a high-performance 905nm laser ranging sensor that combines MCU+ADC+FPGA technology to deliver exceptional accuracy and reliability. With a measuring range of 5–1200m and display resolution better than 0.1m, it ensures precise results for demanding applications. Compact and lightweight (≤20g, Φ23mm × 40mm), it features low power consumption (≤800mW operating, ≤300mW standby) and stable performance across a wide -20°C to +55°C operating range. Equipped with a UART-TTL interface and supporting test software, it enables seamless integration and further development. Ideal for aviation, communications, geology, law enforcement, and outdoor sports, this sensor meets rigorous standards with 1200g impact resistance, 1000g/ms anti-vibration, and MTBF≥1500 hours, making it a dependable choice for professionals.

High-Precision 905nm Laser Rangefinder Module – 1200m Distance Sensor

This compact laser rangefinder module uses a 905nm semiconductor pulse laser and offers accurate distance measurement of over 1200 meters. Built with advanced MCU + ADC + FPGA technology, it ensures stable performance and high precision in various environments.

The module features a UART-TTL interface for easy integration and comes with dedicated testing software, making it ideal for secondary development and customization. Weighing just 20g and small in size, it’s perfect for space-sensitive applications.

Commonly used in aviation, communication, geology, police equipment, and outdoor sports, this laser rangefinder module delivers reliable performance across industries.

Project

Technical data

Model

LRF1200A3

Laser Wavelength

905nm

Eye Safety

Class 1

Divergence Angle

≤10mrad

Display accuracy

0.1m

Launch Lens Diameter

Φ6.6mm

Receiver Lens Diameter

Φ18mm

Measuring Range（3m x 3m Target)

≥5~1200m

Display Accuracy

0.1m

Ranging Frequency

1~3Hz

Accurately measuring probability

≥98% 

Start Time

≤500ms

Data Interface

UART（TTL_3.3V）

Supply Voltage

3.3+/-0.1V

Standby Power Consumption

≤400mW

Operating Power Consumption

≤1W

Weight

≤18g

Dimention

Ф23mm×40mm

Operation Temperature

-20~＋55℃

Storage Temperature

-55~＋65℃

Impact Resistance

1200g，1ms

Anti-vibration

1000g/ms (10 times/s in the optical axis direction)

Dependability

MTBF≥1500 h

Protection Class

IP67(Head piece)

ESD Class

(Lens position)

Contact discharge 6kV

Air discharge 8kV

Electromagnetic Compatibility (EMC)

CE/FCC Certification

Eco-friendly

RoHS2.0 
2D Dimension Image
Communication Interface
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