Film Inspection FI – high-quality inline film inspection systemFor detecting optical errors.


The COLLIN film inspection system is an extremely high-quality test line, which enables a definition of up to 10 error classes by means of 14 error criteria.

The line detects optical errors in a running flat or blown film. Between cooling and take-off rolls, a LED light source as well as a line camera are installed. Thus, not dispersed defects in the film can be detected and evaluated.


  • Use as stand-alone system or integrated in the extrusion process.
  • Numerous adjustment possibilities of the error parameters.
  • 24 hours operation is possible.
  • Online result display of the running test.


  • Translucent materials

Typical fields of application

  • Gel particles for assessing the quality of plastics,
  • contaminations such as black spots or
  • detecting pigment agglomerates in pigmented films.


  • Plastic processing industry
  • Production companies
  • Packaging manufacturers
  • Film manufacturers

Inspection Unit – Technical data

Inspection widthapprox. 60 mm
Inspection speedUp to 15 m/min
Processing speed80 MHz
Standard adjustment resolution15 µm x 15 µm

Evaluation software

Software package: Q-Film and Filmview
Number of error classes: 10
Number of error classes: 14
Number of size classes: 10

Inspection unit

Line camera with objective
LED light source (line arrangement)
Current supply for camera resp. light source
Traversing slide for positioning the camera distance
PC with screen

More information?

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