Quality Control
We are actively taking measures to improve product quality levels.


Why Hamamatsu?


Our company

( )

Select your region and country.

Pinhole detection unit

C12570 series


High detection capability. Light source position and detection width are selectable to match your application.

If you like the product on this page, save it to your wishlist.


  • Minimum detectable pinhole size : 2 µm
  • Detection width (per unit) : 450 mm
  • Maximum detection speed : 30 m/min

Detection principle

C12570 principle of operation


Parameter Description / Value Unit
Suffix -01/-11 -02/-12 -03/-13
Input voltage (DC) 24 V
Maximum current consumption 0.8 A
Detection unit Sensor Photomultiplier tube
Detection width 300 150 450 mm
Number of channel 2 1 2
Light source unit Light source / Wavelength LED/644 nm
Operating temperature range +10 to +40 °C
Storage temperature range 0 to +50 °C
Operating / storage humidity range 35 to 85 (no condensation) %RH
Applicable standard IEC 61326-1 Group 1 Class A

* Detection pinhole size depends on light intensity and installation environment.
* Accessories: I/O socket, light source cable (0.3 m), pinhole plate, optical pinhole (2 μm dia.)

Application example

C12570 application example

Dimensional outlines (Unit mm)

C12570 dimensional outline

Contact us for more information.

  • Literature
  • Price
  • Delivery
  • Custom order
  • Support
  • Other

Contact us