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Laser Displacement SensorsLB series

Sensor Head


[Discontinued model]

This model has been discontinued.

Compliance with the certification standard is ensured as of the time of shipment from our company.

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Long-range Sensor head

Reference distance

100 mm 3.94"

Measuring range

±40 mm ±1.57"


Laser Class

FDA (CDRH) 21CFR Part 1040.10

Class IIIb Laser Product

IEC 60825-1

Class 3R Laser Product

Light source


Invisible infrared semiconductor laser

Pulse duration

70 µs


785 nm


2.5 mW (IEC)
3.0 mW (FDA)

Spot diameter (with white paper)

1.0 x 2.0 mm 0.04" x 0.08"

Linearity (with white paper)

1.6% of F.S. (80 to 120 mm 3.15" to 4.72")*1

Resolution (at LO mode with white paper at reference distance)

10 µm 0.39 Mil (at 500 ms)/
40 µm 1.57 Mil (at 20 ms)/
180 µm (at 0.7 ms)*2

*1 F.S. stands for a measuring range of 80 mm 3.15".
*2 When the target (white paper) is measured at a distance of 100 mm (LB-12W: 40 mm) from the laser-emitting portion of the sensor head.

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