
Specification:
| Material | BK7 grade A optical glass |
| Dimension (h) Tolerance | ±0.1 mm |
| Dimension (A) Tolerance | ±0.2 mm |
| Clear Aperture | >80% |
| Surface Quality | 60-40 scratch and dig |
| 90° Deviation | < 30 arc sec., up to 5 arc sec. Refer to the table |
| Flatness: | λ/4 @632.8 nm |
| Reflectivity | R>95% per face @630-680 nm |
| Protective Bevel | 0.25 mm x 45° |
BK7 Beamsplitter Penta Prism Standard Products:
|
A x h (mm) |
1 min. deviation |
30 sec. deviation |
10 sec. deviation |
5sec. deviation |
|
Part No. |
Part No. |
Part No. |
Part No. |
|
|
7 x 6 |
FBP101 |
FBP201 |
FBP301 |
FBP401 |
|
8 x 8 |
FBP102 |
FBP202 |
FBP302 |
FBP402 |
|
10 x 10 |
FBP103 |
FBP203 |
FBP303 |
FBP403 |
Note: Other sizes, material and coatings are available upon request.