Fully Operational with Expanded Resources Click for the latest on how KEYENCE is continuing to support our customers with quick delivery, off-site testing, virtual demos and more.
  1. Home
  2. Products
  3. Sensors
  4. Laser Sensors
  5. Laser Photoelectric Sensors
  6. Models
  7. Sensor Head

Laser Photoelectric SensorsLZ 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.

Recommended Replaceable Products
To contact us:


Select Language




40 to 60 mm (spot diameter: 1 mm or less)

Light source

Semiconductor laser

Detectable object

Opaque material, translucent material, transparent material

Minimum detectable object

Copper wire with a diameter of 0.01 mm

Minimum beam spot diameter

0.05 mm

Repetition accuracy

±0.02 mm

Laser output

0.18mW or less

Vertical hysteresis distance

15% of the detecting distance

Environmental resistance

Ambient light

Fluorescent lamp: 3,000 lux or less, Sunlight: 5,000 lux or less

Ambient temperature

0 to +50 °C

Relative humidity

35 to 85 % RH


Aluminum die-cast (Case)


Approx. 70 g (including 2-m cable)

  • For Beginners Sensor Basics Understanding fundamental - Introduction Guide to Sensors
  • General Catalogue Request
  • Trade Shows and Exhibitions
  • eNews Subscribe