SPD mini — night vision & thermal
SPD1200N0
905 nm Class 1 miniature DToF rangefinder module
Ranging envelope
0.2–1,200 m (1,500 m night)
Key parameters
- Ranging range
- 0.2–1,200 m (1,500 m night)
- Accuracy
- ±0.3 m (≤100 m)
- Frequency
- 2–15 Hz adaptive
- Interface
- UART-TTL
- Envelope
- Ø15.7 × 21.3 mm
- Mass
- ≈ 5 g
Published price
$130 USD / unit
Entry-band unit price at the smallest published quantity. Shipping and Incoterms are confirmed in the quotation.

Miniature 905 nm rangefinder module developed for civil electro-optical products — a Ø15.7 × 21.3 mm, ≈ 5 g sealed cylindrical engine for thermal imagers, night vision and compact optics.
Designed into
- Night vision
- Thermal imaging
- Civil optics
Emitter
905 nm ± 5 nm
Verified specifications
Every figure below is published together with the condition it was measured under. Where the source states no condition, the column is left empty rather than filled in.
| Parameter | Value | Condition |
|---|---|---|
| Laser wavelength | 905 nm ± 5 nm | Source technical table |
| Laser beam divergence | < 4.5 mrad | Source technical table |
| Optical material | PMMA | Source technical table |
| Receiving aperture | Ø 6.5 mm | Source technical table |
| Measurement range | 0.2–1,200 m | Max 1,500 m at night |
| Ranging accuracy | ±0.3 m (≤100 m) · ±0.3 m + d·0.7‰ (100–1,200 m) | Source technical table |
| Measurement frequency | 2–15 Hz / 4–15 Hz adaptive | Adaptive · source technical table |
| Accuracy rate | ≥ 98% | Source technical table |
| False alarm rate | ≤ 1% | Source technical table |
| Interface | UART-TTL | Customizable |
| Baud rate | 115200 bps (default) | Source technical table |
| Supply voltage | 3.3–5 V | Source technical table |
| Startup time | ≤ 200 ms | Source technical table |
| Average laser power | On request | Source technical table |
| Response time | On request | Source technical table |
| Operating power | Average ≈ 0.45 W · max ≤ 0.75 W | Source technical table |
| Operating temperature | -20 to +60 ℃ | Source technical table |
| Storage temperature | -30 to +70 ℃ | Source technical table |
| Protection rating | IP67 (inside lens cavity) | Source technical table |
| Laser safety class | IEC Class 1 | Source technical table |
| Dimensions | Ø15.7 mm × 21.3 mm (cylindrical, sealing groove) | Source technical table |
| Weight | ≈ 5 g | Source technical table |
| Shock / vibration | 1000 g/ms (10×/s along optical axis) · 5–50–5 Hz, 2.5 g | Source technical table |
| Reliability | MTBF ≥ 1500 h | Source technical table |
Pin assignment
| Pin | Signal | Description |
|---|---|---|
| 1 | GND | Power − |
| 2 | VCC | Power + |
| 3 | I/O | Reserved for expansion |
| 4 | TXD | Module → host |
| 5 | RXD | Host → module |
| 6 | SW-SHOT | Function enable (active high) |
Engineering references
Where SPD1200N0 is worked through
These are the pages that use this model as a worked example, not a general reading list.
Adjacent models
SPD1200M2
905 nm Class 1 miniature DToF rangefinder module
0.2–1,200 m (1,500 m night)
SPD1200H2
905 nm Class 1 miniature DToF rangefinder module
0.2–1,200 m (1,500 m night)
SPD1200M4
905 nm Class 1 miniature DToF rangefinder module
0.2–1,200 m (1,500 m night)
SPD1200M17
905 nm Class 1 miniature DToF rangefinder module
0.2–1,200 m (1,500 m night)