LR1000D23

Compact Ø23 × 47 mm Class-1 ranging module — 4–1,000 m (vegetation ≥ 750 m, max 1,200 m at night) with IP67 lens cavity, for handheld and mounted electro-optical systems.

Max range: 4–1,000 m (max 1,200 m)
Accuracy: ±1 m
Weight: ≈ 20 g
Interface: UART-TTL

905 nm Class 1 · IEC 60825-1 Handheld optics Security Industrial

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SPEC / SHEET

LR1000D23 · 905 nm

Technical specifications full sheet


Laser wavelength	905 nm ± 5 nm
Laser beam divergence	< 6 mrad
Optical material	Resin aspheric lens
Receiver aperture	20 mm ± 0.05 mm
Ranging range	White building: 4–1,000 m (max 1,200 m at night) · vegetation ≥ 750 m
Ranging accuracy	δ ≤ 100 cm, 5 ≤ d < 1,000 m (standard version ±1 m)
Ranging frequency	3–12 Hz (customizable)
Ranging resolution	20 cm typical
Valid measurement rate	≥ 98%
False alarm rate	≤ 1%
Interface	UART-TTL (customizable)
Baud rate	115200 bps
Supply voltage	3.3–5 V (recommended ≥ 3.5 V)
Operating power	Average < 1 W
Average laser power	On request
Response time	On request
Peak / inrush current	≈ 350 mA @ 3.3 V typical
Operating temperature	-20 to +60 ℃
Storage temperature	-40 to +60 ℃
Protection rating	Lens cavity IP67
Laser safety class	IEC Class 1
Dimensions	Ø23 mm × 47 mm
Spot banding	3.15 × 3.15 cm @ 10 m
Weight	≈ 20 g
Shock / vibration	1000 g/ms (10×/s along optical axis) · 5–50–5 Hz, 2.5 g (also rated 1000 g, 1 ms, 500 cycles)
Reliability	MTBF ≥ 1500 h

Interface UART-TTL, 6-pin

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)

Application fit where it ships

Handheld optics Security Industrial

Data is transmitted as a standard 8-byte UART frame (0x55 0xAA header, function code, four data bytes, checksum); distance is returned as the value ×10 for a one-decimal reading. A PC configuration tool and standard command set are available for integration.