Material: Bk7,
Fused Silica, Silicon
Plane
Mirror Blanks
Rectangular
Mirror Blanks
Square
Mirror Blanks
Specifications
| Material |
Bk7, fine annealed (other material upon
request), Fused Silica |
| Dimension Tolerance |
0.0/-0.15 mm |
| S1 Surface Figure |
lambda/8 - lambda/2 @ 632.8 nm |
| S1 Surface Quality |
20/10 scratch & dig |
| S2 Surface Quality |
Commercial polish |
| Thickness Tolerance |
plus/minus 0.20 mm |
| Clear Aperture |
>85% of dimension |
| Parallelism |
Less than 3' |
| Coating |
Metallic or dielectric coating
upon request |
| Chamfers |
0.1- 0.20 mm x 45 degrees |
Product List
|
Product No.
|
Diameter (mm)
|
Thickness (mm)
|
|
MIR052
|
5.0
|
2.0
|
|
MIR102
|
10.0
|
2.0
|
|
MIR122
|
12.5
|
2.0
|
|
MIR202
|
20.0
|
2.0
|
|
MIR252-1
|
25.0
|
2.0
|
|
MIR252-2
|
25.4
|
2.5
|
|
MIR303
|
30.0
|
3.0
|
|
MIR353
|
35.0
|
3.5
|
|
MIR383
|
38.0
|
3.5
|
|
MIR404
|
40.0
|
4.0
|
| MIR504 |
50.0
|
4.0
|
Note: Special material and size are available
upon request.