|
Base Material:
|
molybdenum
|
|
Exterior Tolerance:
|
+0.0/-0.1mm
|
|
Thickness Tolerance:
|
±0.1mm
|
|
Facial Forms:
|
λ/4@632.8nm
|
|
Fineness:
|
S1:40-20, S2:accurate grinig
|
|
Depth of parallelism:
|
90%
|
|
Beveling:
|
<0.2×45°
|
|
Coating Film:
|
High reversal film
|
