?美國 Lattice Electro Optics
Spherical Best Form Bi-Convex Lenses (B-BB, UF-BB)
球面最佳形狀雙凸透鏡（B-BB，UF-BB）
參數 | |
| 直徑公差： | +0/-0.005” |
| 厚度公差: | ±0.010” |
| 同心度： | < 3 arc min. |
| 凈孔徑： | > 85% of diameter |
| 半徑公差 | ±?0.5% |
| 表面形狀： | l/10 at 632.8nm |
| 表面質量: | 10-5 scratch-dig |
Minimum focal spot from singlet design
| Part No. | Material | Diameter | Focal Length (mm) | Thickness (mm) | |||
| 248nm | 532nm | 1064nm | ET | CT | |||
| B-BB-12.7-25 | BK7 | 0.50” | 24.4 | 25.0 | 2.3 | 4.0 | |
| B-BB-12.7-38 | BK7 | 0.50” | 39.2 | 39.5 | 3.0 | 4.0 | |
| B-BB-25.4-50 | BK7 | 1.00” | 50.2 | 51.5 | 0.8 | 4.0 | |
| B-BB-25.4-100 | BK7 | 1.00” | 100.8 | 103.3 | 2.4 | 4.0 | |
| B-BB-25.4-200 | BK7 | 1.00” | 198.4 | 203.4 | 3.2 | 4.0 | |
| UF-BB-12.7-25 | UV Fused Silica | 0.50” | 25.1 | 27.5 | 28.2 | 2.3 | 4.0 |
| UF-BB-12.7-38 | UV Fused Silica | 0.50” | 38.6 | 43.1 | 44.2 | 3.0 | 4.0 |
| UF-BB-25.4-50 | UV Fused Silica | 1.00” | 51.9 | 56.6 | 58.0 | 0.8 | 4.0 |
| UF-BB-25.4-100 | UV Fused Silica | 1.00” | 104.5 | 113.6 | 116.4 | 2.4 | 4.0 |
| UF-BB-25.4-200 | UV Fused Silica | 1.00” | 205.9 | 223.6 | 229.1 | 3.2 | 4.0 |
