1570nm Eye safe Laser Rangefinder Module 20km
PRODUCT DESCRIPTON
The LRF20D01ES, a 1570nm eye-safe laser rangefinder utilizing diode-pumped OPO technology, is a cutting-edge product that seamlessly integrates optics, mechanics, and electronics. With a ranging capability of ≥20km under standard visibility conditions for large targets with a reflectivity of ≥20%, and ≥10km for a 2.3m×2.3m target with the same reflectivity, this product boasts a compact size, lightweight design, high reliability, and a long lifespan. These features enable high-precision distance measurement of distant targets, making it suitable for a wide range of applications.
The LRF20D01ES finds extensive use in various fields such as terrain mapping, geophysical exploration, mining, oil fields, ports, stations, airports, urban construction, road development, water conservancy projects, transmission line surveys, hunting observation, golf, outdoor activities, search and rescue operations, moving target tracking, speed measurement, vehicle automatic control, automotive safety alarms, industrial control, and numerous other applications.
TECHNICAL SPECIFICATIONS
|
Eye safety/level |
Class1/1M |
|
Laser Wavelength |
1570nm |
|
Ranging Capability |
≥20km (under standard visibility, large target, reflectivity ≥20%) ≥10km (under standard visibility, 2.3m*2.3m target, reflectivity ≥20%) |
|
Minimum Ranging Distance |
50m |
|
Ranging Accuracy |
≤1m（RMS） |
|
Ranging Frequency |
25Hz |
|
Ranging Duration |
≥30s |
|
Divergence Angle |
≤0.8mrad |
|
Dimensions (Length * Width * Height) |
≤183mm×65mm×108mm |
|
Weight |
≤1200g |
|
Power Supply |
28VDC±10% |
|
Power Consumption |
Average power consumption ≤50W; peak power consumption ≤250W |
|
Communication Interface |
RS422 |
|
Operating Temperature |
-40℃～+60℃ |
|
Storage Temperature |
-55℃～+70℃ |
|
Vibration and Shock |
Meeting the relevant requirements of GJB150.16A.2009 |
MECHANICAL DIMENSION( mm)
Mounting interface accepts customization
ELECTRICAL INTERFACE
The upper computer and this rangefinder are connected through an aviation connector, which is an electrical interface.
1. Power supply interface: DC26V to DC30V (28VDC recommended); average power consumption ≤30W, peak power ≤250W;
2. Communication interface: RS422.
Table 1 Electrical interface
|
Electrical Interface Diagram |
 J30J-15ZK (Aerospace Electric) |
|
|
Pin |
interface definition |
note |
|
1~4 |
DC Power Supply |
+28V DC |
|
5~8 |
DC Power Supply Ground |
+28V Ground |
|
9 |
Serial Port T+ (Transmission + from Laser Rangefinder to Platform) |
RS422 |
|
10 |
Serial Port R- (Reception - from Platform to Laser Rangefinder) |
|
|
11 |
Serial Port T- (Transmission - from Laser Rangefinder to Platform) |
|
|
12 |
Serial Port R+ (Reception + from Platform to Laser Rangefinder) |
|
|
13 |
RS422 Communication GND (Optional, can be left unconnected) |
|
|
14 |
SYN+  |
RS422 Differential External Time Synchronization |
|
15 |
SYN-  |
|
|
upper computer electrical interface |
J30J-15TJ with approx. 200 mm cable, supplied by the manufacturer |
|