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Windows & mirrors

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Windows & mirrors

Custom fabrication

Cimcoop is fabricating optical windows and mirrors using conventional polishing technology with a combination of polyurethane foils and pitch. This allows us to achieve high surface and exceptional cosmetics. We are producing to exact customer specifcations and are also able to CNC machine a custom profile on your part.

 

Product highlights

  • Size range: 10 to 100 mm
  • All types of optical glass and fused silica
  • CNC machining of custom profiles
  • Variety of coatings (mirrors, splitters, filters and other)

Manufacturing tolerances

 

Specification

Standard grade

Precision grade

Diameter range

5 to 100 mm

5 to 100 mm

Diameter tolerance

-0.05 mm

-0.01 mm

Center thickness

2 to 50 mm

2 to 50 mm

CT tolerance

±0.05

±0.01

Clear aperture

90%

95%

Power (Sagita deviation)

5 fringes/1.25 μm

1 fringe/0.25 μm

Irregularity

1 fringe/0.25 μm

0.4 fringes/0.1 μm

Digs (ISO 10110)

2 x 0.40

2 x 0.016

Scratches (ISO 10110)

L2 x 0.10

L2 x 0.008

MIL – Scratch / Dig

40 – 20

20 – 10