Recent Searches
    Series ( results)
      Models ( results)
          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. Measurement Sensors
          4. Optical Micrometer / Laser Micrometer
          5. Laser Thrubeam Sensor
          6. Models
          7. Sensor Head

          Laser Thrubeam SensorIB series

          Sensor Head



          Select Language



          Light source


          660 nm (Visible light semiconductor laser)

          Laser Class

          Class 1 Laser Product (IEC 60825-1, FDA (CDRH) Part 1040.10*1)

          Installation distance

          0 to 2,000 mm 78.74"

          Measurement range

          ø1 mm ø0.04" (Installation distance 0 to 300 mm 11.81")
          ø1 to 2.5 mm (Installation distance 300 to 2,000 mm 11.81" to 78.74")

          Sampling cycle

          12,500 times/sec. (80 µs)

          Minimum detection target

          ø8 µm ø0.31 Mil (Installation distance 0 to 300 mm 11.81")
          ø8 to 50 µm ø0.31 to 1.97 Mil (Installation distance 300 to 2,000 mm 11.81" to 78.74")*2


          5 µm 0.20 Mil (distance 0 to 300 mm 11.81")*3

          Temperature characteristics

          ±0.2 % of F.S./°C*4

          Operating indicators

          Laser emission warning indicator: green LED

          Environmental resistance

          Ambient light

          Incandescent lamp: 5,000 lux, Solar light: 10,000 lux

          Ambient temperature

          0 to +40 °C 32 to 104 °F (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z axis




          Lens cover



          PVC (2 m 6.6')


          Approx. 140 g

          *1 The classification for FDA (CDRH) is implemented based on IEC60825-1 in accordance with the requirements of Laser Notice No. 50.
          *2 Value when measuring the target (white diffuse object) at the middle of the transmitter and receiver position, and at the center of the measurement range.
          *3 When distance between transmitter and receiver is set to 300 mm 11.81", and light is half-shielded at a position 150 mm 5.91" from receiver. Deflection width (±2σ) when sampled for 30 seconds with an average number of times set to 64 times.
          *4 When distance between transmitter and receiver is set to 100 mm 3.94" and full light is received.

          Tips of Measurement

          • General Catalog Request
          • Trade Shows and Exhibitions
          • eNews Subscribe

          Back to top

          KEYENCE CORPORATION OF AMERICA 500 Park Boulevard, Suite 200, Itasca,
          IL 60143, U.S.A.
          Phone: 1-888-KEYENCE [1-888-539-3623]
          Career Opportunities: KEYENCE Career Site

          Measurement Sensors