Specifications
Material
BK7 or UV Fused silica
Dimension tolerance
±0.1mm
Surface quality
10-5 S/D
Surface flatness
l/8@632.8nm
Parallelism
1 arcmin
Clear aperture
>80%
Front side (S1)
Partial reflectance coating
Back side (S2)
AR coating
Reflectance: R=50%, 60%, 70%, 80%, 94%, 98%@wavelength
for random polarization at normal incidence.
Reflectance tolerance: ±2% for R<95%; ±1% for R>95%
Angle of incidence: 0°
Shapes: Flat, Plano-Concave, Plano-Convex
Item#
Type
f (mm)
R (mm)
Te (mm)
CP1-12
Flat
12.7
∞
3.0
CP1-25
25.4
6.35
CP2-25-25
Plano-Concave
-25
CP2-25-50
-50
CP2-25-100
-100
CP2-25-150
-150
CP2-25-200
-200
CP2-25-250
-250
CP2-25-300
-300
CP2-25-500
-500
CP3-25-250
Plano-Convex
+250
CP3-25-500
+500
CP3-25-1000
+1000
Please specify following specifications when inquiry or ordering:
► Substrate, included material, diameter, thickness, radius...
► Wavelength
► Reflectance, and angle of incidence
Chinese 
