905nm Laser Rangefinder Module - 0.2–1200m Compact Sealed Sensor
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PRODUCT DESCRIPTON
The ERDI LASER® SPD1200N0 is a compact 905nm laser rangefinder module featuring a sealed cylindrical design, optimized for high-precision distance measurement from 0.2 m to 1200 m, with extended nighttime capability up to 1500 m. Designed for robust integration in space-constrained and structurally demanding environments, it combines stable optical performance with efficient signal processing. The module supports a UART-TTL interface and includes full protocol documentation for seamless integration.
Key Advantages
- Sealed Cylindrical Structure: Compact cylindrical housing with sealing groove design, suitable for embedded and industrial integration.
- Ultra-Lightweight Design: Weighing approximately 5 g, ideal for UAV and portable systems.
- High Precision Performance: Provides ±0.3 m accuracy at short distances with adaptive compensation over longer ranges.
- Narrow Beam Divergence: <4.5 mrad divergence enhances detection stability and signal concentration.
- High Refresh Rate: Supports up to 15 Hz adaptive measurement frequency for real-time applications.
- Low Power Consumption: Efficient power design with average consumption around 0.45 W.
TECHNICAL PARAMETERS
|
Parameter |
Specification |
|
Laser Wavelength |
905 nm ± 5 nm |
|
Laser Beam Divergence |
< 4.5mrad |
|
Optical Material |
Aspheric Lens |
|
Receiving Aperture |
¢6.5 |
|
Measurement Range |
0.2 m – 1200 m Maximum 1500 m (nighttime) Note: The measurement range may be reduced under strong sunlight or low-visibility conditions. |
|
Ranging Accuracy |
±0.3m (≤100m) ±0.3m+d*0.7‰ (100m<d<1200m) |
|
Measurement Frequency |
2 Hz – 15 Hz or 4 Hz – 15 Hz Adaptive |
|
Measurement Accuracy Rate |
≥ 98% |
|
False Alarm Rate |
≤ 1% |
|
Communication Interface |
UART-TTL (Customizable) |
|
Baud Rate |
Default 115200 bps |
|
Supply Voltage |
3.3 V – 5 V |
|
Startup Time |
≤ 200 ms |
|
Operating Power Consumption |
Average Power Consumption ≈ 0.45 W Maximum Power Consumption ≤ 0.75 W |
|
Operating Temperature |
-20°C to +60°C |
|
Storage Temperature |
-30°C to +70°C |
|
Protection Rating |
IP67 (Inside Lens Cavity) |
|
Laser Safety Class |
IEC Class I |
|
Dimensions |
Ø15.7 mm × 21.3 mm (cylindrical, with sealing groove) |
|
Weight |
≈ 5 g |
|
Shock Resistance |
1000 g/ms (10 times/s along optical axis) |
|
Vibration Resistance |
5–50–5 Hz, 1 octave/min, 2.5 g |
|
Reliability |
MTBF ≥ 1500 h |
INTERFACE
|
Pin |
Definition |
Description |
|
1 |
GND |
Power − |
|
2 |
VCC |
Power + |
|
3 |
I/O (Reserved) |
Reserved for expansion |
|
4 |
TXD |
Signal output port, Ranging Module → Host |
|
5 |
RXD |
Signal input port, Host → Ranging Module |
|
6 |
SW-SHOT |
Function Enable (active high) Note: Compatible with active-low control requirements |
Information Download
-
PRODUCT DESCRIPTON
-
TECHNICAL PARAMETERS
-
INTERFACE
-
Information Download
The ERDI LASER® SPD1200N0 is a compact 905nm laser rangefinder module featuring a sealed cylindrical design, optimized for high-precision distance measurement from 0.2 m to 1200 m, with extended nighttime capability up to 1500 m. Designed for robust integration in space-constrained and structurally demanding environments, it combines stable optical performance with efficient signal processing. The module supports a UART-TTL interface and includes full protocol documentation for seamless integration.
Key Advantages
- Sealed Cylindrical Structure: Compact cylindrical housing with sealing groove design, suitable for embedded and industrial integration.
- Ultra-Lightweight Design: Weighing approximately 5 g, ideal for UAV and portable systems.
- High Precision Performance: Provides ±0.3 m accuracy at short distances with adaptive compensation over longer ranges.
- Narrow Beam Divergence: <4.5 mrad divergence enhances detection stability and signal concentration.
- High Refresh Rate: Supports up to 15 Hz adaptive measurement frequency for real-time applications.
- Low Power Consumption: Efficient power design with average consumption around 0.45 W.
|
Parameter |
Specification |
|
Laser Wavelength |
905 nm ± 5 nm |
|
Laser Beam Divergence |
< 4.5mrad |
|
Optical Material |
Aspheric Lens |
|
Receiving Aperture |
¢6.5 |
|
Measurement Range |
0.2 m – 1200 m Maximum 1500 m (nighttime) Note: The measurement range may be reduced under strong sunlight or low-visibility conditions. |
|
Ranging Accuracy |
±0.3m (≤100m) ±0.3m+d*0.7‰ (100m<d<1200m) |
|
Measurement Frequency |
2 Hz – 15 Hz or 4 Hz – 15 Hz Adaptive |
|
Measurement Accuracy Rate |
≥ 98% |
|
False Alarm Rate |
≤ 1% |
|
Communication Interface |
UART-TTL (Customizable) |
|
Baud Rate |
Default 115200 bps |
|
Supply Voltage |
3.3 V – 5 V |
|
Startup Time |
≤ 200 ms |
|
Operating Power Consumption |
Average Power Consumption ≈ 0.45 W Maximum Power Consumption ≤ 0.75 W |
|
Operating Temperature |
-20°C to +60°C |
|
Storage Temperature |
-30°C to +70°C |
|
Protection Rating |
IP67 (Inside Lens Cavity) |
|
Laser Safety Class |
IEC Class I |
|
Dimensions |
Ø15.7 mm × 21.3 mm (cylindrical, with sealing groove) |
|
Weight |
≈ 5 g |
|
Shock Resistance |
1000 g/ms (10 times/s along optical axis) |
|
Vibration Resistance |
5–50–5 Hz, 1 octave/min, 2.5 g |
|
Reliability |
MTBF ≥ 1500 h |
|
Pin |
Definition |
Description |
|
1 |
GND |
Power − |
|
2 |
VCC |
Power + |
|
3 |
I/O (Reserved) |
Reserved for expansion |
|
4 |
TXD |
Signal output port, Ranging Module → Host |
|
5 |
RXD |
Signal input port, Host → Ranging Module |
|
6 |
SW-SHOT |
Function Enable (active high) Note: Compatible with active-low control requirements |
Learn More
- Laser wavelength: 905 nm ± 5 nm
- Measurement range: 0.2 m – 1200 m
- Nighttime range: up to 1500 m
- Accuracy:
- ±0.3 m (≤100 m)
- ±(0.3 m + 0.07% × distance) (>100 m)
- Measurement frequency: 2 – 15 Hz adaptive
- Beam divergence: < 4.5 mrad
- Receiver aperture: Ø6.5 mm
- Interface: UART TTL (115200 bps)
- Supply voltage: 3.3 – 5 V
- Power consumption:
- Average ≈ 0.45 W
- Max ≤ 0.75 W
- Weight: ≈ 5 g
- Dimensions: Ø15.7 mm × 21.3 mm
- Laser safety: IEC Class 1
The SPD1200N0 laser rangefinder module is suitable for:
- UAV compact payload systems
- embedded industrial sensing equipment
- handheld laser measurement devices
- thermal imaging and night vision systems
- robotics and automation platforms
- smart monitoring and positioning systems
- railway and infrastructure inspection
- security and surveillance integration
- outdoor measurement devices
Compared with other SPD models:
- More suitable for sealed integration and structural mounting
- Smaller and lighter than standard cylindrical modules
- Balanced between compact size, stability, and integration flexibility
- Ideal for applications requiring mechanical robustness + miniaturization
What is the minimum measurement distance?
The module supports measurement starting from 0.2 m.
What is the maximum range?
Up to 1200 m during daytime and up to 1500 m at night.
What makes SPD1200N0 unique?
Its sealed cylindrical structure makes it ideal for embedded and industrial integration.
Is it suitable for UAV applications?
Yes, its lightweight and compact structure is well suited for UAV payload systems.
Is the laser eye safe?
Yes, it complies with IEC Class 1 safety standards.
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Looking for a compact and sealed laser rangefinder module for industrial or UAV applications? Contact ERDI TECH for technical consultation, customization, and pricing.