Optical pinhole inspection unit


The C11750 is an optical pinhole inspection unit designed to detect pinhole defects in aluminum laminated pouches for rechargeable batteries and fuel cell separators. The C11750 is available with light source units and light condenser units (sold separately) that are customizable to match various workpiece shapes.


  • Minimum detectable pinhole size : 5 μm
  • Inspection time : 0.5 s or less
  • Detection area : Customizable


Parameter Description / Value Unit
Input voltage (DC) 24 V
Maximum current consumption 0.5 A
Detection unit Type No. A12159-01 (sold separately) (*1)
Light source unit Wavelength 470 nm
Type No. L12057-01 (sold separately) (*1)
Operating temperature range +10 to +45 °C
Storage temperature range -20 to +50 °C
Operating / storage humidity range 35 to 85 (no condensation) %RH
Applicable standard IEC 61326-1 Group 1 Class A
IEC 61010-1

*1: Detection unit and light source unit can be customized to match your application.
* Detectable pinhole size depends on workpiece shape and equipment configuration.
* Information on I/O socket connections and recommended operation flowchart is available.
* Accessories: I/O socket, light source socket

Detection configuration example

Dimensional outlines (Unit mm)

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