1535nm Laser rangefinder-3K7 adopts ERDI microchip laser module, Mall size and stable rangefinder power.The visibility is not less than 5km, the diffuse reflectance is ≥0.3, and the humidity is ≤80%,The ranging distance for vehicles (2.3m×2.3m target) is ≥3km; the ranging distance for people (1.75m×0.75m target) is ≥1.5km; the ranging distance for large targets (buildings) is ≥5km.
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1535nm Laser Rangefinder-A3K7







Laser Rangefinder Parameters
Wavelength | 1535nm±5nm | |
Action distance | The visibility is not less than 5km, the diffuse reflectance is ≥0.3, and the humidity is ≤80%.
The ranging distance for vehicles (2.3m×2.3m target) is ≥3km; the ranging distance for people (1.75m×0.75m target) is ≥1.5km; the ranging distance for large targets (buildings) is ≥5km. |
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Main function | Single ranging and continuous ranging | |
Distance gating, front and rear target indication | ||
Self-check function | ||
Laser divergence angle | ≤0.5mrad | |
Continuous ranging frequency | 1~10Hz adjustable | |
Ranging accuracy | ≤±2m(RMS) | |
Operating power | ≤2W(@1hz) | |
Accuracy rate | ≥98% | |
Minimum range | ≤20m | |
Ranging resolution | ≤30m (multi-target) | |
Voltage | DC9V~16V; (can be customized) | |
Weight | ≤55g | ≤65g |
Size | ≤52mm×26mm×42mm | ≤67mm×49mm×31mm |
Power | Average power consumption ≤ 1.5W (1Hz operation), peak power consumption ≤ 5W | |
Operating temperature | -40℃~+65℃ | |
Storage temperature | -55℃~+70℃ | |
Communication Interface | RS422,115200bps |
Laser Rangefinder Dimension
≤52mm×26mm×42mm
≤67mm×49mm×31mm
Laser Rangefinder Electrical interface
Line number | Definition | Line color | Remark |
1 | RS422 TX+ | Brown | RS422 send+ |
2 | RS422 TX- | Blue | RS422 send- |
3 | RS422 RX- | Yellow | RS422 receive- |
4 | RS422 RX+ | Purple | RS422 receive+ |
5 | GND | White | Communication interface |
6 | +12V | Red | Power |
7 | GND | Black | Power supply ground |
8 | reserved | Blank | reserved |
Laser Rangefinder Dimension
≤52mm×26mm×42mm
≤67mm×49mm×31mm
Laser Rangefinder Electrical interface
Line number | Definition | Line color | Remark |
1 | RS422 TX+ | Brown | RS422 send+ |
2 | RS422 TX- | Blue | RS422 send- |
3 | RS422 RX- | Yellow | RS422 receive- |
4 | RS422 RX+ | Purple | RS422 receive+ |
5 | GND | White | Communication interface |
6 | +12V | Red | Power |
7 | GND | Black | Power supply ground |
8 | reserved | Blank | reserved |
Warm prompt:
ERDI provides timely and thoughtful after-sales service and technical support, and solves the problems encountered by customers in the use of products at the first time;
All of ERDI's rangefinder modules use CLASS 1 eye-safe wavelength light source;
The reliability and stability of the laser rangefinder module are the key indicators of the product, and only the products that have passed the long-term practice test have the basis for batch application;
ERDI provides cost-effective products to serve various drone customers, and currently supports thousands of drones with accumulated supporting equipment;
The high precision and versatility of the integrated navigation system and the high reliability and high stability of the laser gyroscope are the key indicators of the product. Only products that have been tested in practice for a long time have the basis for mass application.




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We only do R&D and manufacturing of the entire industry chain of laser rangefinder.
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TEL:+86-28-87897578
E-mail:sales@erdilaser.com
ADD:No. 226, 2nd Floor, Building 1, No. 1388, Middle Section of Tianfu Avenue, Chengdu High-tech Zone, China (Sichuan) Pilot Free Trade Zone,Chengdu, 610213,China.
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