Material
|
N-BK7 or customization
|
Diameter
|
5mm or customization
|
Application
|
Optical equipment
|
Dia Tolerance
|
+0.05mm, -0.05mm
|
Thickness Tolerance
|
+0.05mm, -0.05mm
|
Clear aperture
|
≥80% or better
|
Surface Figure
|
λ/4 or better
|
Surface Quality
|
60-40
|