issue date：2016-3-31 15:35:44 visit frequency：5400
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Ge |
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Shape |
Circular, Square, Spherical |
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Sizes |
3 to 150mm or custom |
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Tolerant |
±0.2mm(General Precision), ±0.01(High Precision) |
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Surface Quality |
60-40(General Precision), 20-10(High Precision) |
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Surface Flatness |
λ/2(General Precision), λ/8(High Precision) |
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Parallelism |
3 arc min(General Precision), 1 arc sec(High Precision) |
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Clear Aperture |
>90% |
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Centration |
3 arc min(General Precision), 30 arc sec(High Precision) |
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Angles/Deviation |
+/-3 arc min(General Precision), +/-5 arc sec(High Precision) |
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Bevels |
0.2–0.3mm x 45deg |
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Coatings |
Uncoated, AR, HR, PR Coating, etc |
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