MATERIALS

PRECISION MACHINED BLANKS,

REHEAT PRESSED BLANKS & FILTER GLASS

Tracking the origin of our high-quality raw materials and the chronology of all production steps to the finished high quality are at the basis of our strategy of trust. This creates transparency and sustainable success on all levels of entrepreneurial value generation.

 

We cut the material and produce blanks in-house, staying on top of the production processes from the very beginning. This keeps us flexible and economically efficient for you. Our blanks make your production even more efficient while also minimising transport costs.

SPECIFICATIONS

PRECISION MACHINED BLANKS

REHEAT PRESSED BLANKS

FILTER GLASS

PRECISION MACHINED BLANKS

Our blanks/semi-finished products in the form of round discs, flat panels or prism cuttings make your optics production much more efficient. We produce your orders to your request, from separation to rounding, drilling, flat polishing, lapping, to polishing.

REHEAT PRESSED BLANKS

Thanks to the high-quality optical glasses from CDGM Glass Co., LTD (www.cdgmglass.com), we are able to offer your desired pressed pieces with diameters from 5 mm to 400 mm even at very small piece numbers.

 

DIMENSION & TOLERANCE

Information in mm

Diameter

 

Tolerance

 

Thickness

tolerance

5 - 15

±0.10

±0.50

15 - 30

±0.15

±0.35

30 - 40

±0.20

±0.30

40 - 60

±0.30

±0.30

60 - 90

±0.35

±0.35

90 - 150

±0.40

±0.40

150 - 250

±0.50

±0.50

250 - 400

±0.60

±0.60

FILTER GLASS

We also offer high-quality Chinese coloured glasses as an alternative to European manufacturers.