1535nm Laser Ranging Module 8km
DESCRIPTION
The LRF0816C-02 is an eye-safe laser ranging module featuring a 300μJ 1535nm microchip laser, delivering a ranging capability of ≥8000m for NATO standard targets. With a compact form factor (≤65mm×48mm×32mm) and lightweight design (≤59g), it offers adjustable ranging frequency from 1~10Hz. The divergence angle is ≤0.3 mrad. This product is suitable for long-distance differential ranging, and the minimum ranging distance should not be less than 15m.
TECHNICAL SPECIFICATIONS
| Project | Performance Indicators |
| Model | LRF0816C |
| Laser Wavelength | 1535±5nm |
| Eye- safety | Class Ⅰ |
| Divergence Angle | ≤0.3 mrad |
| Laser Energy | ≥300 μJ |
| Launch Lens Diameter | Φ12 mm |
| Receiver Lens Diameter | Φ25 mm |
| Measuring Range
（Reflectance 30%; visibility ≥ 8 km.） |
NATO objective(2.3m×2.3m) ≥8000m
Measuring human target(0.5m×1.7m) ≥1500m |
| Minimum Range | ≤50 m |
| Ranging Frequency | 1Hz ~10Hz |
| Number of multi-target detections | Up to 3 targets |
| Ranging Accuracy | ±2 m |
| Range Resolution | ≤0.1 m |
| Precision Rate | ≥98% |
| False Alarm Rate | ≤1% |
| Pin-in-lead package model | A1257WR-S-6P |
| Supply Voltage | DC 4.5～16 V |
| Standby power consumption | ≤1 mW |
| Average power consumption | ≤4 W @ |
| Peak Power Consumption | ≤14W @12 V |
| Weight | ≤ 58±1g |
| Dimension (L×W×H) | 65mm×48mm×32 mm |
| Operating Temperature | -40～+70 ℃ |
| Storage Temperature | -55～+75 ℃ |
| Impact Resistance | Meet the MIL-STD-810G testing standard |
| Vibration Resistance | Meet the MIL-STD-810G testing standard |
OUTLINE DIMENSION(mm)
The overall dimension of the ranging module and the user installation interface are shown in the figure below.
PIN INTERFACE
User electrical interface:UART,TTL_ 3.3V
The connector model of electrical interface is A1257WR-S-6P, and the specific wiring definition is shown in the table below.
| Pin | Definition | Description | Cable color |
| 1 | Positive power supply | Power supply, 4.5 ~ 16V | Red |
| 2 | Negative power supply | Power supply, ground | Black |
| 3 | POWER_ON | Module power switch, TTL_ 3.3V level;
Module on (> 2.7V), module off (< 0.3V); |
White |
| 4 | UART_TX | Serial port sender, TTL_ 3.3V level | Yellow |
| 5 | UART_RX | Serial port receiver, TTL_ 3.3V level | Green |
