Material |
Calcium Fluoride ![](http://www.crystaltechno.com/Assets/arrow_white_3r.gif) |
Flatness |
Lambda/2 at 633 nm per inch |
Scratch-Dig |
60 - 40 |
Size tolerance |
± 0.1 mm |
Parallelism |
less than 5 arc minutes |
Clear aperture |
90 % |
Bevels |
(0.2-0.5)mm x 45° |
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Diameter, mm
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Thickness, mm
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Part Number
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12.7 |
2 |
W1-05 |
25.4 |
3 |
W1-10 |
38.1 |
4 |
W1-15 |
50.8 |
6 |
W1-20 |
76.2 |
8 |
W1-30 |
101.6 |
12 |
W1-40 |
Sizes up to 400 mm diameter x 60 mm thickness are available by special order. |
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