|
Focal Length Tolerance
|
+/-1%
|
|
Surface Accuracy
|
0.5 fringes per cm
|
|
Length/Width Tolerance
|
+/-0.1mm
|
|
Center Thickness Tolerance
|
+/-0.1mm
|
|
Centration
|
<3 arc min
|
|
Clear Aperture
|
>85%
|
|
Surface Quality
|
40-20 S-D
|
|
Bevel
|
Protective bevel
|
|
Material
|
BK7, Fused silica and other optical glass
|
|
Coating
|
AR coating
|
We can be able to manufacture against requested specifications and drawings.
