TECHNICAL SPECIFICATIONS
Project | Performance Indicators |
Model | LRF0405C |
Laser Wavelength | 1535±5nm |
Eye- safety | Class Ⅰ |
Divergence Angle | ≤0.6 mrad |
Laser Energy | ≥200 μJ |
Launch Lens Diameter | Φ8 mm |
Receiver Lens Diameter | Φ16 mm |
Measuring Range (Reflectance 30%; visibility ≥ 5km.) | NATO objective(2.3m×2.3m) ≥4000m Measuring human target(0.5m×1.7m) ≥1200m |
Minimum Range | ≤15 m |
Ranging Frequency | Single, 1Hz ~10Hz |
Number of multi-target detections | Up to 3 targets |
Ranging Accuracy | ±2 m |
Range Resolution | ≤20 m |
Precision Rate | ≥98% |
False Alarm Rate | ≤1% |
Pin-in-lead package model | FWF08002-S06B13W5M |
Supply Voltage | DC3~5 V |
Standby power consumption | ≤1 mW |
Average power consumption | ≤2.5 W @10 Hz |
Peak Power Consumption | ≤7 W @12 V |
Weight | ≤32±1 g |
Dimension (L×W×H) | 48mm×30.5mm×21 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 and user installation interface of the ranging module are shown in the figure below.
The centroid position of the ranging module is shown in the figure below.

The centroid position of the ranging module is 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 |