Adaptive-frequency E series
LR1500E2
905 nm Class 1 adaptive-frequency DToF rangefinder module
Ranging envelope
4–1,500 m (1,800 m night)
Key parameters
- Ranging range
- 4–1,500 m (1,800 m night)
- Accuracy
- ±1 m (≤500 m)
- Frequency
- 2–10 Hz adaptive
- Interface
- UART-TTL
- Envelope
- 25.65 × 13.2 × 24.6 mm
- Mass
- ≤ 10 g
Published price
$140 USD / unit
Entry-band unit price at the smallest published quantity. Shipping and Incoterms are confirmed in the quotation.
A ≤ 10 g rectangular module with a small laser spot and graded precision: 4–1,500 m by day, up to 1,800 m at night, on a 2–10 Hz adaptive cadence. Ultra-low power for controllers, robots and outdoor positioning.
Designed into
- Outdoor positioning
- Robotics
- Industrial measurement
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 divergence | < 6 mrad (small spot) | Source technical table |
| Optical material | Resin aspherical lens | Source technical table |
| Receiving aperture | 9.2 × 14.5 mm | Source technical table |
| Measurement range | 4–1,500 m | Max 1,800 m nighttime |
| Ranging accuracy | δ ≤ ±1 m (6–500 m) · ±50 cm + d·1‰ (500–1,000 m) | Source technical table |
| Measurement frequency | 2–10 Hz adaptive | Adaptive · source technical table |
| Accuracy rate | ≥ 98% | Source technical table |
| Interface | UART-TTL | Customizable |
| Baud rate | 115200 bps | Source technical table |
| Supply voltage | 3.3–5 V | Source technical table |
| Startup time | ≤ 200 ms | Source technical table |
| Operating power | ≈ 1 W (short-range ≈ 0.4 W, standby ≈ 0.2 W) | Source technical table |
| Sleep power | < 1 mW | Source technical table |
| Operating temperature | -20 to +55 ℃ (-40 ℃ custom) | Source technical table |
| Storage temperature | -40 to +60 ℃ | Source technical table |
| Protection rating | IP67 (inside lens cavity) | Source technical table |
| Laser safety class | IEC Class 1 | Source technical table |
| Dimensions | 25.65 × 13.2 × 24.6 mm | Source technical table |
| Weight | ≤ 10 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 LR1500E2 is worked through
These are the pages that use this model as a worked example, not a general reading list.
Adjacent models
LR1000E2
905 nm Class 1 adaptive-frequency DToF rangefinder module
4–1,000 m
LR1200E2
905 nm Class 1 adaptive-frequency DToF rangefinder module
4–1,200 m (max 1,500 m night)
LR2000E2
905 nm Class 1 adaptive-frequency DToF rangefinder module
4–2,000 m
LR1000E4
905 nm adaptive-frequency DToF rangefinder module
4–1,000 m