LRF‑3 1535nm Class 1 Eyesafe Laser Rangefinder Module Max 3km Compact 55g OEM Custom Interface
1. Introduction
LRF-3 is a bare-type eye-safe laser rangefinder module. It features compact size, light weight, low power consumption and long service life. Without outer housing, the module is equipped with abundant interfaces for convenient integration into various host systems. Supporting PC control software and complete communication protocols, it is suitable for handheld devices, UAV payloads and optoelectronic monitoring equipment.
2. Product Features
- Single-shot ranging and continuous ranging working modes
- Multi-target detection with front-rear target indication, up to 5 identifiable targets
- Built-in self-checking function
- Wake-up trigger function
- Long service life: MNBF emitted pulses ≥1*10⁶ times
3. Performance Curve
4. Technical Specifications
| Parameters | Unit | Comments | |
|---|---|---|---|
| Safety Class | - | Class 1 | Eye safe |
| Wavelength | nm | 1535±5 | — |
| Max Measuring Range | m | ≥3000 | Target of 2.3mx2.3m visibility of 8km |
| Min Measuring Range | m | ≤50 | — |
| Range Accuracy | m | ±2 | Affected by weather conditions and target reflectivity |
| Measuring Rate | Hz | 0.5-10 | — |
| Multiple Targets | - | 5 | — |
| Precision | % | ≥98% | — |
| False Alarm Rate | % | ≤1% | Probability of occurrence of noise |
| Dimensions | mm | 50x36.5x26 | LxWxH |
| Weight | g | ≤55 | — |
| Data Interface | - | molex-532610771 | Other interfaces can be customized |
| Power Supply | V | 5 | — |
| Peak Power Consumption | W | 2 | Max power consumption when start up |
| Standby Power Consumption | W | 1.2 | Function to be shut down by external signal can be customized |
| Vibration | - | 5Hz, 2.5g | — |
| Shock | - | Axial 100g, 1ms | Can be increased based on user’s application scenarios |
| Operation Temperature | ℃ | -40~+65 | — |
| Storage Temperature | ℃ | -55~+70 | — |
5. Application Scenarios
- Handheld ranging devices
- UAV payload integration
- Optoelectronic monitoring systems
- Field surveying & mapping
6. Dimensions
7. FAQs
Q1: Is the laser source eye-safe?
A: Yes, it adopts Class 1 eye-safe 1535nm laser.
Q2: How many targets can this module detect?
A: It supports up to 5-target detection with front-rear target indication.
Q3: What is the power supply requirement for LRF-3?
A: The module works with 5V power supply.
Q4: What environmental resistance does it have?
A: Operating temperature -40℃ ~ +65℃, with standard vibration and axial shock resistance performance.
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