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Optical Filter Glass

Optical filter glass is available as:

Supply Forms
Thicknesses
Dimensions
Others
Polished filters
  • plates or discs with machined edges
  • double or single side polishing
0.4 mm up to 10 mm 6 mm up to > 120 mm (diameter or edge length)
larger dimensions upon request
 
Cut filter glass
  • unpolished plates without machines edges
4 mm up to 5 mm 165 mm x 165 mm  
Coated filters < 40 mm < 200 mm diameter polished filters can be supplied with additional optical coatings:
  • Anti-reflection coatings
  • Protective coatings
  • Multi-layer interference coatings
  • Mirror coatings
  • Electrically conductive coatings
  • Demist coatings (anti-fog/hydrophilic)
Cemented filters upon request upon request  
Framed filters upon request upon request  
Bended filters (for special cases) upon request upon request  
For more detailed information about our supply forms and dimensional tolerances, please refer to the ‘Optical Filter Glass - Catalogue’ that can be found under Downloads or contact us.