260x110x30mm Uncoated Borofloat Optical Mirror Substrate
Specifications:
Items |
Description |
260x110x30mm |
Material: |
Schott Borofloat 33 |
Dimensions: |
260.0x110.0+/-0.1mm |
Width: |
30.0+/-0.1mm |
ROC1: |
infinity |
ROC2: |
infinity |
Flatness: |
face A:PV<1/4L@633nm over CA |
|
All other faces:N/A |
Surface quality: |
face A:60-40 |
|
All other faces:fine ground |
Parallelism: |
<3arcmin |
Perpendicularity: |
<30arcsec between face A and B |
Clear aperture: |
>238.0x83.0mm ellipse |
Chamfer: |
sharp edge,chips<0.2mm |
other edges: |
protected |
Coating: |
uncoated |
Standard: |
MIL-PRF-13830B |
Inspection:
Control items |
Inspection instrument/method |
Diameter: |
Mitutoyo Vernier caliper |
Surface Quality: |
Naked eye test& 15W LED cold light |
Flatness: |
ZYGO interferometer |
Parallelism: |
Thickness gauge |
Chamfer: |
Magnifier X6 & naked eye test |