Overview
The Lumispot ELRF-O52 is a 1535 nm laser distance module engineered for long-range measurement. Based on an erbium glass laser and single pulse time-of-flight (TOF) ranging, it supports a maximum measuring range of >=15 km. The module offers Class 1 eye safety, stable performance, compact size, and low power consumption for integration into photoelectric systems.
Key Features
- Long-range TOF measurement: >=15 km (single pulse)
- 1535 nm erbium glass laser with Class 1 (<1 mW) eye safety
- High accuracy: <= +/-1.5 m and accuracy ratio >=98%
- Adjustable ranging frequency: 1~10 Hz
- Low power: <=6 W average, <=14 W peak, <=150 mW standby
- Wide input voltage: DC5V ~ 28V
- Interfaces: RS422 / TTL / CAN
- Compact and lightweight: 104*61*74mm, < 270 g
- Rugged: impact 75g@11ms; operating temp -40°C ~ +60°C
- Laser divergence: 0.3 mrad
Specifications
| Product Name | 15km Laser Rangefinder Module |
| Model Number | ELRF-O52 |
| Wavelength | 1535nm+/-5nm |
| Maximum Measuring Range | >=15km |
| Minimum Measuring Range | <=100m |
| Measurement Accuracy | <=+/-1.5m |
| Accuracy Ratio | >=98% |
| Ranging Resolution | <=30m |
| Ranging Frequency | 1~10Hz adjustable |
| Laser Divergence Angle | 0.3mrad |
| Laser Hazard Level | Class 1 (<1mW) |
| Communication Interface | RS422 / TTL / CAN |
| Power Supply Voltage | DC5V ~ 28V |
| Average Power Consumption | <=6W |
| Peak Power Consumption | <=14W |
| Standby Power Consumption | <=150mW |
| Operating Temperature | -40°C ~ +60°C |
| Storage Temperature | -55°C ~ +70°C |
| Impact | 75g@11ms |
| Size | 104*61*74mm |
| Weight | < 270g |
| Battery Included | No |
| Certification | CE, RoHS |
| High-concerned chemical | None |
| Origin | Mainland China |
Applications
Suitable for hand-held, vehicle-mounted, pod, and other photoelectric equipment requiring long-range distance measurement with high stability, impact resistance, and Class 1 eye safety.
Details




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