|
Dimensions Tolerance
|
±0.1mm
|
|
Surface Flatness
|
Round Surface:入/4 at 632.8nm
|
|
Other Surface: 入/10 at 632.8nm
|
|
|
Wavefront Distortion
|
入/2 at 632.8nm
|
|
Surface Quality
|
40-20 S/D
|
|
Clear Aperture
|
＞85%
|
|
Bevel
|
0.2mm×45°
|
|
Material
|
BK7 and other optical glass
|
|
Coating
|
Protective coating and paint, etc.
|
