1535nm DPSS Laser Rangefinder Module
ERDI LASER® eye-safe laser rangefinder modules use self-developed erbium glass lasers that emit pulses toward a target and measure time-of-flight (TOF) to determine distance. As Class 1 eye-safe lasers, they are designed for OEM integration, featuring compact size, high accuracy, strong environmental adaptability, and flexible communication interfaces. ERDI offers modules with ranging distances from 3km to 18km to meet diverse customer needs.
3km
4km~10km
12~18km
Comparison
Eye-safe laser rangefinder modules based on erbium glass lasers are one of ERDI TECH LTD’s core product lines. According to the required detection range (tested on vehicle/NATO targets), the modules are classified into 3 km short-range, 4–10 km mid-range, and 12–18 km long-range laser rangefinder modules. Each application scenario requires a different module specification, and customers can refer to the comparison table below to select the most suitable model. ERDI also supports parameter customization—welcome to explore ERDI’s full range of laser ranging solutions.
3km Laser Ranging
| Model | LRF0305C | LRF0306C | LRF0105C | LRF0310C |
| Maximum Measuring Range | ≥ 4000m @60% Reflectivity, Building Target ≥ 3000m @30% Reflectivity, 2.3×2.3m Target ≥ 1500m @30% Reflectivity, 0.5×1.7m Target ≥ 800m @30% Reflectivity, 0.2×0.3m Target |
NATO's Goals (2.3m×2.3m) ≥3000m | NATO Objective(2.3m×2.3m) ≥3000m Human Target(0.5m×1.7m) ≥1500m |
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| Minimum Range | ≤10 m | ≤10 m | ≤15 m | ≤15 m |
| Ranging Frequency | 1Hz ~3Hz | 1Hz ~10Hz | Single, 1Hz, 5Hz, 10Hz | Single, 1Hz~10Hz |
| Ranging Accuracy | ±1 m | ±1 m | ±2 m | ±1 m |
| Peak Power Consumption | <3W@5V | ≤1.5W | ≤7W@12V | |
| Dimensions(L×W×H) | ≤ 27×25×15.5mm(L×W×H) | Φ34mm×47.5mm | 48mm×30.5mm×21mm | |
| Weight | ≤ 14士1g | ≤29±1 g | ≤32±1 g | |
| Divergence Angle | ≤0.6 mrad | ≤1mrad | ≤0.6 mrad | |
| Standby Power Consumption | (Full Temperature Range) ≤10mW (Power on pulled low) ≤0.8W (Power on pulled high) |
≤1mW | ≤ 0.6W | |
| Interface | UART(TTL 3.3V) | |||
| Laser Wavelength | 1535±5nm | |||
| Eye- safety | Class Ⅰ (IEC 60825-1) | |||
| Laser Energy | ≥100 μJ | |||
| Multi-Target Detection | Up to 3 targets | |||
| False Alarm Rate | 1% | |||
| Operating Temperature | -40 ~ +70℃ | -40~+70 ℃ | ||
| Storage Temperature | -45 ~ +70℃ | -55~+75 ℃ | ||
| Shock | 1200g, 1ms | Meet the MIL-STD-810G testing standard | ||
| Vibration | 5~50~5 Hz, 1 octave/min, 2.5g | Meet the MIL-STD-810G testing standard | ||
4km~10km Laser Ranging
| Model | LRF0405C | LRF0609C | LRF0610C | LRF0612C |
| Divergence Angle | ≤0.6 mrad | ≤ 0.5 mrad | ≤0.5 mrad | ≤0.3 mrad |
| Transmitting aperture | Φ8 mm | Φ12 mm | Φ10 mm | Φ12 mm |
| Receiving aperture | Φ16 mm | Φ26 mm | Φ25 mm | Φ25 mm |
| Measuring Range | (Reflectance 30%; visibility ≥ 5km.) NATO objective(2.3m×2.3m) ≥4km Human target(0.5m×1.7m) ≥1200m |
Under visibility ≥ 12 km and relative humidity ≤ 60%, tested against a 0.3-reflectivity panel (or equivalent target): Vehicle (2.3 m × 4.6 m): ≥ 6000 m; |
(Reflectance 30%; visibility ≥ 8km.) NATO objective(2.3m×2.3m) ≥6km Human target(0.5m×1.7m) ≥1500m |
(Reflectance 30%; visibility ≥ 8 km.) NATO objective(2.3m×2.3m) ≥6 km Human target(0.5m×1.7m) ≥1200m |
| Minimum Range | ≤15 m | ≤20 m | ≤15 m | ≤50 m |
| Ranging Frequency | Single, 1Hz ~10Hz | Single shot, 1 Hz, 2 Hz, 3 Hz, 4 Hz, 5 Hz, 10 Hz | 0.5Hz ~10Hz | 1Hz ~10Hz |
| Supply Voltage | DC3~5 V | 4.5 V–16 V | DC12 V | DC 4.5~16 V |
| Power consumption | ≤2.5 W @10 Hz (avg) ≤7 W @12 V(Peak) |
≤ 1.5 W (avg) ≤ 0.3 W (standby) |
≤2.5 W (avg) ≤7 W @12 V(Peak) |
≤4 W (avg) ≤14W @12 V(Peak) |
| Weight | ≤32±1 g | ≤ 62 g | ≤90g | ≤ 58±1g |
| Dimension (L×W×H) | 48mm×30.5mm×21 mm | 55 × 48 × 32 mm | 70mm×32mm×40mm | 65mm×48mm×32 mm |
| Operating Temperature | -40~+70 ℃ | −40 °C to +60 °C | -40~+70 ℃ | -40~+70 ℃ |
| Storage Temperature | -55~+75 ℃ | −50 °C to +70 °C (to be qualified at the system level) | -55~+75 ℃ | -55~+75 ℃ |
| Laser Wavelength | 1535±5nm | |||
| Eye- safety | Class Ⅰ | |||
| Ranging Accuracy | ±2 m | |||
| Applicable Standards | MIL-STD-810G | |||
| Model | LRF0815C | LRF0816C | LRF0818C | LRF1017C |
| Divergence Angle | ≤0.3 mrad | ≤0.3 mrad | ≤ 0.4 mrad | ≤0.3 mrad |
| Transmitting aperture | Φ12 mm | Φ12 mm | Φ12 mm | Φ12 mm |
| Receiving aperture | Φ40 mm | Φ25 mm | Φ26 mm | Φ40 mm |
| Measuring Range | (Reflectance 30%; visibility ≥ 10 km.) NATO objective(2.3m×2.3m) ≥8 km |
(Reflectance 30%; visibility ≥ 8 km.) NATO objective(2.3m×2.3m) ≥8 km Human target(0.5m×1.7m) ≥1500m |
Under visibility ≥ 12 km and relative humidity ≤ 60%, tested against a 0.3-reflectivity panel (or equivalent target) Vehicle (2.3 m × 4.6 m): ≥ 8km Human (0.5 m × 1.7 m): ≥ 4500 m UAV (0.2 m × 0.3 m): ≥ 2600 m |
NATO objective(2.3m×2.3m) ≥10km |
| Minimum Range | ≤15 m | ≤50 m | ≤ 20 m | ≤50 m |
| Ranging Frequency | 0.5Hz ~10Hz | 1Hz ~10Hz | Single shot, 1 Hz, 2 Hz, 3 Hz, 4 Hz, 5 Hz, 10 Hz | 0.5Hz ~10Hz |
| Supply Voltage | DC12 V | DC 4.5~16 V | 4.5 V–16 V | DC12 V |
| Power consumption | ≤2 W(avg) ≤3W@10Hz(Peak) |
≤4 W (avg) ≤14W @12 V(Peak) |
Standby ≤ 1 mW; Operating ≤ 4 W; Peak ≤ 14 W @ 12 V |
≤2 W (avg) ≤3W@10Hz(Peak) |
| Weight | ≤175g | ≤ 58±1g | ≤ 65 g | ≤275g |
| Dimension (L×W×H) | 65mm×46mm×86mm | 65mm×48mm×32 mm | ≤ 59.5 mm × 26 mm × 32 mm | 107×62×72mm |
| Operating Temperature | -40~+70 ℃ | -40~+70 ℃ | −40 °C to +60 °C | -40~+70 ℃ |
| Storage Temperature | -55~+75 ℃ | -55~+75 ℃ | −50 °C to +70 °C (to be qualified at the system level) | -55~+75 ℃ |
| Laser Wavelength | 1535±5nm | |||
| Eye- safety | Class Ⅰ | |||
| Ranging Accuracy | ±2 m | |||
| Applicable Standards | MIL-STD-810G | |||
12km~18km Laser Ranging
| Model | LRF1222C | LRF1221C | LRF1525C | LRF1830C |
| Laser Energy | ≥300 μJ | ≥300 μJ | ≥500 μJ | ≥500 μJ |
| Launch Lens Diameter | Φ16.5 mm | Φ12 mm | Φ15 mm | Φ18 mm |
| Receiver Lens Diameter | Φ40 mm | Φ40 mm | Φ50 mm | Φ60 mm |
| Measuring Range | (Reflectance 30%; visibility ≥ 12 km.) NATO objective(2.3m×2.3m) ≥12 km |
(Reflectance 30%; visibility ≥15km.) 4m × 6m Objective ≥12 km |
(Reflectance 30%; visibility ≥ 18 km.) 4m×6m Objective ≥15 km |
(Reflectance 30%; visibility ≥ 18 km.) 4m×6m Objective ≥18 km |
| Minimum Range | ≤40 m | ≤50 m | ≤50 m | ≤50 m |
| Communication interface | TTL | J30J | J30J | J30J |
| Weight | ≤335g | ≤275g | ≤400g | ≤400g |
| Dimension (L×W×H) | 107×62×72mm | 107×62×72mm | 125mm×85mm×58.5mm | 125mm×100mm×70mm |
| Laser Wavelength | 1.54μm±0.02μm | |||
| Eye- safety | Class Ⅰ | |||
| Divergence Angle | ≤0.3 mrad | |||
| Ranging Frequency | 0.5Hz ~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% | |||
| Supply Voltage | DC12 V | |||
| Standby power consumption | ≤1.2W | |||
| Average power consumption | ≤2 W | |||
| Peak Power Consumption | ≤3W@10Hz | |||
| 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 | |||
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3km Laser Ranging
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4km~10km Laser Ranging
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12km~18km Laser Ranging
| Model | LRF0305C | LRF0306C | LRF0105C | LRF0310C |
| Maximum Measuring Range | ≥ 4000m @60% Reflectivity, Building Target ≥ 3000m @30% Reflectivity, 2.3×2.3m Target ≥ 1500m @30% Reflectivity, 0.5×1.7m Target ≥ 800m @30% Reflectivity, 0.2×0.3m Target |
NATO's Goals (2.3m×2.3m) ≥3000m | NATO Objective(2.3m×2.3m) ≥3000m Human Target(0.5m×1.7m) ≥1500m |
|
| Minimum Range | ≤10 m | ≤10 m | ≤15 m | ≤15 m |
| Ranging Frequency | 1Hz ~3Hz | 1Hz ~10Hz | Single, 1Hz, 5Hz, 10Hz | Single, 1Hz~10Hz |
| Ranging Accuracy | ±1 m | ±1 m | ±2 m | ±1 m |
| Peak Power Consumption | <3W@5V | ≤1.5W | ≤7W@12V | |
| Dimensions(L×W×H) | ≤ 27×25×15.5mm(L×W×H) | Φ34mm×47.5mm | 48mm×30.5mm×21mm | |
| Weight | ≤ 14士1g | ≤29±1 g | ≤32±1 g | |
| Divergence Angle | ≤0.6 mrad | ≤1mrad | ≤0.6 mrad | |
| Standby Power Consumption | (Full Temperature Range) ≤10mW (Power on pulled low) ≤0.8W (Power on pulled high) |
≤1mW | ≤ 0.6W | |
| Interface | UART(TTL 3.3V) | |||
| Laser Wavelength | 1535±5nm | |||
| Eye- safety | Class Ⅰ (IEC 60825-1) | |||
| Laser Energy | ≥100 μJ | |||
| Multi-Target Detection | Up to 3 targets | |||
| False Alarm Rate | 1% | |||
| Operating Temperature | -40 ~ +70℃ | -40~+70 ℃ | ||
| Storage Temperature | -45 ~ +70℃ | -55~+75 ℃ | ||
| Shock | 1200g, 1ms | Meet the MIL-STD-810G testing standard | ||
| Vibration | 5~50~5 Hz, 1 octave/min, 2.5g | Meet the MIL-STD-810G testing standard | ||
| Model | LRF0405C | LRF0609C | LRF0610C | LRF0612C |
| Divergence Angle | ≤0.6 mrad | ≤ 0.5 mrad | ≤0.5 mrad | ≤0.3 mrad |
| Transmitting aperture | Φ8 mm | Φ12 mm | Φ10 mm | Φ12 mm |
| Receiving aperture | Φ16 mm | Φ26 mm | Φ25 mm | Φ25 mm |
| Measuring Range | (Reflectance 30%; visibility ≥ 5km.) NATO objective(2.3m×2.3m) ≥4km Human target(0.5m×1.7m) ≥1200m |
Under visibility ≥ 12 km and relative humidity ≤ 60%, tested against a 0.3-reflectivity panel (or equivalent target): Vehicle (2.3 m × 4.6 m): ≥ 6000 m; |
(Reflectance 30%; visibility ≥ 8km.) NATO objective(2.3m×2.3m) ≥6km Human target(0.5m×1.7m) ≥1500m |
(Reflectance 30%; visibility ≥ 8 km.) NATO objective(2.3m×2.3m) ≥6 km Human target(0.5m×1.7m) ≥1200m |
| Minimum Range | ≤15 m | ≤20 m | ≤15 m | ≤50 m |
| Ranging Frequency | Single, 1Hz ~10Hz | Single shot, 1 Hz, 2 Hz, 3 Hz, 4 Hz, 5 Hz, 10 Hz | 0.5Hz ~10Hz | 1Hz ~10Hz |
| Supply Voltage | DC3~5 V | 4.5 V–16 V | DC12 V | DC 4.5~16 V |
| Power consumption | ≤2.5 W @10 Hz (avg) ≤7 W @12 V(Peak) |
≤ 1.5 W (avg) ≤ 0.3 W (standby) |
≤2.5 W (avg) ≤7 W @12 V(Peak) |
≤4 W (avg) ≤14W @12 V(Peak) |
| Weight | ≤32±1 g | ≤ 62 g | ≤90g | ≤ 58±1g |
| Dimension (L×W×H) | 48mm×30.5mm×21 mm | 55 × 48 × 32 mm | 70mm×32mm×40mm | 65mm×48mm×32 mm |
| Operating Temperature | -40~+70 ℃ | −40 °C to +60 °C | -40~+70 ℃ | -40~+70 ℃ |
| Storage Temperature | -55~+75 ℃ | −50 °C to +70 °C (to be qualified at the system level) | -55~+75 ℃ | -55~+75 ℃ |
| Laser Wavelength | 1535±5nm | |||
| Eye- safety | Class Ⅰ | |||
| Ranging Accuracy | ±2 m | |||
| Applicable Standards | MIL-STD-810G | |||
| Model | LRF0815C | LRF0816C | LRF0818C | LRF1017C |
| Divergence Angle | ≤0.3 mrad | ≤0.3 mrad | ≤ 0.4 mrad | ≤0.3 mrad |
| Transmitting aperture | Φ12 mm | Φ12 mm | Φ12 mm | Φ12 mm |
| Receiving aperture | Φ40 mm | Φ25 mm | Φ26 mm | Φ40 mm |
| Measuring Range | (Reflectance 30%; visibility ≥ 10 km.) NATO objective(2.3m×2.3m) ≥8 km |
(Reflectance 30%; visibility ≥ 8 km.) NATO objective(2.3m×2.3m) ≥8 km Human target(0.5m×1.7m) ≥1500m |
Under visibility ≥ 12 km and relative humidity ≤ 60%, tested against a 0.3-reflectivity panel (or equivalent target) Vehicle (2.3 m × 4.6 m): ≥ 8km Human (0.5 m × 1.7 m): ≥ 4500 m UAV (0.2 m × 0.3 m): ≥ 2600 m |
NATO objective(2.3m×2.3m) ≥10km |
| Minimum Range | ≤15 m | ≤50 m | ≤ 20 m | ≤50 m |
| Ranging Frequency | 0.5Hz ~10Hz | 1Hz ~10Hz | Single shot, 1 Hz, 2 Hz, 3 Hz, 4 Hz, 5 Hz, 10 Hz | 0.5Hz ~10Hz |
| Supply Voltage | DC12 V | DC 4.5~16 V | 4.5 V–16 V | DC12 V |
| Power consumption | ≤2 W(avg) ≤3W@10Hz(Peak) |
≤4 W (avg) ≤14W @12 V(Peak) |
Standby ≤ 1 mW; Operating ≤ 4 W; Peak ≤ 14 W @ 12 V |
≤2 W (avg) ≤3W@10Hz(Peak) |
| Weight | ≤175g | ≤ 58±1g | ≤ 65 g | ≤275g |
| Dimension (L×W×H) | 65mm×46mm×86mm | 65mm×48mm×32 mm | ≤ 59.5 mm × 26 mm × 32 mm | 107×62×72mm |
| Operating Temperature | -40~+70 ℃ | -40~+70 ℃ | −40 °C to +60 °C | -40~+70 ℃ |
| Storage Temperature | -55~+75 ℃ | -55~+75 ℃ | −50 °C to +70 °C (to be qualified at the system level) | -55~+75 ℃ |
| Laser Wavelength | 1535±5nm | |||
| Eye- safety | Class Ⅰ | |||
| Ranging Accuracy | ±2 m | |||
| Applicable Standards | MIL-STD-810G | |||
| Model | LRF1222C | LRF1221C | LRF1525C | LRF1830C |
| Laser Energy | ≥300 μJ | ≥300 μJ | ≥500 μJ | ≥500 μJ |
| Launch Lens Diameter | Φ16.5 mm | Φ12 mm | Φ15 mm | Φ18 mm |
| Receiver Lens Diameter | Φ40 mm | Φ40 mm | Φ50 mm | Φ60 mm |
| Measuring Range | (Reflectance 30%; visibility ≥ 12 km.) NATO objective(2.3m×2.3m) ≥12 km |
(Reflectance 30%; visibility ≥15km.) 4m × 6m Objective ≥12 km |
(Reflectance 30%; visibility ≥ 18 km.) 4m×6m Objective ≥15 km |
(Reflectance 30%; visibility ≥ 18 km.) 4m×6m Objective ≥18 km |
| Minimum Range | ≤40 m | ≤50 m | ≤50 m | ≤50 m |
| Communication interface | TTL | J30J | J30J | J30J |
| Weight | ≤335g | ≤275g | ≤400g | ≤400g |
| Dimension (L×W×H) | 107×62×72mm | 107×62×72mm | 125mm×85mm×58.5mm | 125mm×100mm×70mm |
| Laser Wavelength | 1.54μm±0.02μm | |||
| Eye- safety | Class Ⅰ | |||
| Divergence Angle | ≤0.3 mrad | |||
| Ranging Frequency | 0.5Hz ~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% | |||
| Supply Voltage | DC12 V | |||
| Standby power consumption | ≤1.2W | |||
| Average power consumption | ≤2 W | |||
| Peak Power Consumption | ≤3W@10Hz | |||
| 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 | |||