High-speed Laser Scan Micrometer

LS-5000 series

This model has been discontinued.
Compliance with the certification standard is ensured as of the time of shipment from our company.

Recommended Replaceable Products: High-speed optical micrometer - LS-9000 series

Sensor Head LS-5121

LS-5121 - Sensor Head

*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.

Data Sheet (PDF)


CAD Data

360°view (3D PDF)

  • CE Marking





Wide range

Applicable controller


Transmitter/receiver distance

400 ±100 mm 15.75" ±3.94", 1,000 mm 39.37" max.*1

Measurement range

0.8 to 120 mm 0.03" to 4.72"

Smallest detectable object

0.8 mm 0.03"


±1 µm max. ±0.000040"*2

Measurement accuracy

±8 µm max. 0.000315"*3

Laser scan rate

1,200 scans/sec

Laser scan velocity

504 m 1653.5'/sec

Laser scan range

Approx. 124 mm 4.88"

Light source

Visible red semiconductor laser
Maximum output: 0.6 mW, Pulse duration: 14 µs, Wavelength: 670 nm, FDA: Class II, IEC: Class 2

Environmental resistance

Enclosure rating


Ambient temperature

0 to +50 °C 32 to 122 °F

Relative humidity

35 to 85 % RH (No condensation)


Approx. 5.5 kg (including base)

*1 The measurable area is within 800 mm 31.5" from the transmitter.
*2 When the average number of measurements is set to 768 in a 40 mm x 80 mm 1.57" x 3.15" measuring area.
*3 When a rod 40 mm 1.57" in dia. is measured in a 40 mm x 80 mm 1.57" x 3.15" measuring area.

Data Sheet (PDF) Other Models