CG Product Catalogue
Protective window Ø27.9 × 4.1 mm — common reference size
Commonly encountered fiber-laser protective-window size; exact position, coating and cutting-head compatibility must be verified.

Protective windows
Product overview
Commonly encountered fiber-laser protective-window size; exact position, coating and cutting-head compatibility must be verified.
CategoryProtective windows
Model-dependent components are checked against the actual equipment, head or chiller before quotation. Brand references do not imply authorization unless specifically stated.
Technical data
Specifications
| Size | Ø27.9 × 4.1 mm |
| Check | Head model • optical position • coating/wavelength |
