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Spherical BK7 Bi-Concave Lenses (B-BC)
参数 | |
| 直径公差： | +0/-0.005” |
| 厚度公差: | ±0.010” |
| 同心度： | < 3 arc min. |
| 净孔径： | > 85% of diameter |
| 半径公差 | ± 0.5% |
| 表面形状： | l/10 at 632.8nm |
| 表面质量: | 10-5 scratch-dig |
| BK7 | UV Fused Silica | R (mm) | Nominal f (mm) | CT (mm) |
| B-BC-12.7-10.8 | UF-BC-12.7-10.8 | 10.8 | -10 | 2 |
| B-BC-25.4-26.1 | UF-BC-25.4-26.1 | 26.1 | -25 | 2 |
| B-BC-25.4-51.8 | UF-BC-25.4-51.8 | 51.8 | -50 | 2 |
| B-BC-25.4-103.4 | UF-BC-25.4-103.4 | 103.4 | -100 | 2 |
| B-BC-25.4-257.9 | UF-BC-25.4-257.9 | 257.9 | -250 | 2 |
| B-BC-25.4-515.8 | UF-BC-25.4-515.8 | 515.8 | -500 | 3 |
| B-BC-25.4-1030.5 | UF-BC-25.4-1030.5 | 1030.5 | -1000 | 3 |
| B-BC-38.1-51.8 | UF-BC-38.1-51.8 | 51.8 | -50 | 2 |
| B-BC-38.1-103.4 | UF-BC-38.1-103.4 | 103.4 | -100 | 2 |
| B-BC-38.1-257.9 | UF-BC-38.1-257.9 | 257.9 | -250 | 2 |
| B-BC-38.1-515.8 | UF-BC-38.1-515.8 | 515.8 | -500 | 5 |
| B-BC-38.1-1030.5 | UF-BC-38.1-1030.5 | 1030.5 | -1000 | 7 |
| B-BC-50.8-103.4 | UF-BC-50.8-103.4 | 103.4 | -100 | 2 |
| B-BC-50.8-257.9 | UF-BC-50.8-257.9 | 257.9 | -250 | 5 |
| B-BC-50.8-515.8 | UF-BC-50.8-515.8 | 515.8 | -500 | 7 |
| B-BC-50.8-1030.5 | UF-BC-50.8-1030.5 | 1030.5 | -1000 | 7 |
