LR1200D23

High-accuracy Ø23 tube module with IP67 lens protection, built for industrial and outdoor ranging. 4–1,200 m at ±1 m, 10 cm resolution, 2–10 Hz over UART-TTL.

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

905 nm Class 1 · IEC 60825-1 Industrial ranging Outdoor instruments Security optics

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SPEC / SHEET

LR1200D23 · 905 nm

Technical specifications full sheet


Laser wavelength	905 nm ± 5 nm
Laser divergence	< 6 mrad
Optical material	Resin aspheric lens
Receiver aperture	20 mm ± 0.05 mm
Ranging range	4–1,200 m
Ranging accuracy	δ ≤ ±1 m, 4 m ≤ d < 1,000 m
Ranging frequency	2–10 Hz
Interface	UART-TTL (customizable)
Baud rate	115200 bps
Supply voltage	3.3–5 V (recommended ≥ 3.5 V)
Operating power	< 0.8 W continuous · ≈ 0.6 W average
Operating temperature	-20 to +55 ℃ (-40 ℃ custom)
Storage temperature	-40 to +60 ℃
Protection rating	Lens cavity IP67
Laser safety class	IEC Class 1
Dimensions	Ø23 mm × 45.6 mm
Weight	≈ 20 g

Application fit where it ships

Industrial ranging Outdoor instruments Security optics

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.