Attribute
|
Specification
|
Material
|
Quartz
|
Typical Diameter (Φmm)
|
10.0, 12.7, 15.0, 20.0, 25.4, 30.0
|
Diameter Tolerance (mm)
|
+0.0/-0.2
|
Wavefront Distortion
|
λ/8@633nm
|
Retardation Tolerance
|
<λ/300 (General), <λ/500 (High Precision)
|
Parallelism
|
<3arc second.(General) , <1 arc second .(High Precision)
|
Surface Quality
|
20/10
|
Clear Aperture
|
Central 90%
|
Coating
|
<0.2% @wavelength
|
Standard Specification:
λ@1064nm+λ/2@532nm
|
λ/2@1064nm+λ@532nm
|
λ@800nm+λ/2@400nm
|
λ/2@800nm+λ@400nm
|
Note for waveplate:
(1).Other wavelengths are also available upon request.
(2).Holder: To use the roating holder is available upon request.