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STANDARD DIMENSIONS AND TOLERANCES

POLISHED COLOUR GLASS FILTER PLATES 50 x 50 mm

Dimension Thickness
50 x 50 mm +/– 0,2 mm 1 mm +/– 0,1 mm
2 mm +/– 0,2 mm
3 mm +/– 0,2 mm
The quality of the polished surface is conform with DIN ISO 10110:
Surface finish P2
Form errors, planarity 3/10-15 (ur)
Surface defects 5/3 x 0,63
Parallelism 3 min

Machined edges and beveling

 

 

 

CUSTOMIZED DIMENSIONS, BASED ON 50 x 50 MM COLOUR GLASS FILTER PLATES

Dimension Tolerances
Diameter 2 to 49,8 mm +/– 0,2 mm
Dimension 2 x 2 to 49 x 49 mm +/– 0,2 mm
Tickness 1 mm / 2 mm / 3 mm up to ≤1 mm +/– 0,1 mm; up to 2 mm and 3 mm +/– 0,2 mm
The quality of surface is conform with DIN ISO 10110:
Surface finish P2
Form error, planarity 3/10-15 (ur)
Surface defect 5/3 x 0,63
Parallelism 3 min

all edges machined, rounded filters with chamfer max. 0,5mm, square and quadratic filters
< 50x50mm with machined edges but without chamfer, chips are permitted up to 5/E0,3
Higher requirements and a variety of thicknesses on request

 

 

CUSTOMIZED DIMENSIONS > 50 x 50 MM

Dimension Tolerances
Diameter up to 160 mm > 50 mm - 99 mm +/-0,3 mm / >100 mm +/-0,4 mm
Edge length up to 160 x 160 mm > 50 mm - 99 mm +/-0,3 mm / >100 mm +/-0,4 mm
Thickness up to 0,5 - 4 mm at 1 mm +/– 0,1 mm; at 2 mm, 3 mm und 4 mm +/– 0,2 mm
The quality of surface is conform with DIN ISO 10110:
Surface finish P2
Form error, planarity 3/10-15(ur) to Ø 50 mm
Surface defect 5/4 x 0,63
Parallelism 3 min

Machined edges, with chamfer
crack outs up to Ø80 mm < 0,3 mm; up to Ø81 mm < 0,6 mm
Higher requirements on request

 

 

 

 

UNPOLISHED COLOUR GLASS FILTER PLATES 165 x 165 mm

Dimension Thickness
165 x 165 mm +3 mm 4 - 5 mm*
3 - 4 mm**

Edges unworked (cutting edge)

*Surface unpolished (cutted), suitable for further processing
**On request

 

 

 

 

CUSTOM-MADE PRODUCTS

Grey glasses are concerted to wave-length, agglutinate of colour glass combinations, antireflection coatings, evaporating of interferences, e. g. IR-blocking filter or edge filter.

Photometric measurement reports, segments for cycles of filters and others.