|
Technical parameters
|
|
|
Wavelength
|
632.8nm
|
|
Focal length tolerance |
±1%
|
|
Diameter tolerance |
+0.0/-0.1mm
|
|
Thickness tolerance |
±0.1mm
|
|
Surface accuracy
|
λ/4
|
|
Surface quality
|
40-20
|
|
Centration
|
＜3arcmin
|
|
Clear aperture
|
＞90%
|
|
Bevelling
|
＜0.2×45°
|
|
Coating
|
A: AR Coating 350nm-650nm
|
|
B: AR Coating 650nm-1050nm
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|
|
C: AR Coating 1050nm-1580nm
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|