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Corner Cube Prisms return an incident beam directly back onto itself regardless of prism orientation.
The three sides are polished at right angles to each other. This makes the optical alignment automatically correct.
| Standard Specifications |
| Material: |
BK7 grade A, fused silica |
| Dimension Tolerance: |
±0.05 mm to ±0.25 mm |
| Beam Deviation: |
180o ± 2 arc seconds to ± 30 arc seconds |
| Surface Flatness:: |
l/4 to l/10 |
| Surface Quality: |
20-10 to 60-40 scratch-dig |
| Coatings: |
antireflection, mirror coatings |
| Part No. | Diameter | Height | Surface Quality | Surface Flatness |
| BCNP002 | 4.0 mm | 3.2 mm | 20-10 | l/4 |
| BCNP010 | 6.4 mm | 4.8 mm | 20-10 | l/4 |
| BCNP020 | 8.0 mm | 6.7 mm | 20-10 | l/8 |
| BCNP033 | 12.7 mm | 9.5 mm | 20-10 | l/8 |
| BCNP045 | 15.0 mm | 11.2 mm | 20-10 | l/4 |
| BCNP065 | 25.4 mm | 19.0 mm | 40-20 | l/4 |
| BCNP080 | 38.1 mm | 28.5 mm | 40-20 | l/4 |
| BCNP112 | 50.8 mm | 38.0 mm | 40-20 | l/4 |
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