無偏光ビームスプリッターキューブ（NPBS） ｜
Non-Polarizing Beamsplitter Cube(NPB)
| Dimension Tolerance: | ±0.2mm |
|---|---|
| Flatness: | λ/4 @ 633nm |
| Surface Quality: | 60/40 |
| Extinction Ratio: | >100:1 |
| Beam Deviation: | < 3 arc minutes |
| Transmittance: | 45%±5% |
| Absorption: | <10% |
| Polarization: | 6% |