N-BK7 窗片
| 屬性 | 規(guī)范參數(shù) |
| 標(biāo)準(zhǔn)直徑(Φmm) | 10.0, 12.7, 15.0, 20.0, 25.4, 30.0, 38.1, 50.8 |
| 標(biāo)準(zhǔn)厚度 (mm) | 2.0, 3.0, 6.0, 6.35 |
| 直徑公差 (mm) | +0.0/-0.2 (General), +0.0/-0.02 (High Precision) |
| 厚度公差 (mm) | ±0.2 (General), ±0.005 (High Precision) |
| 通光孔徑 | >80% (Small Size), >95% (Large Size) |
| 平行度 | 3 min. (General), 3 sec. (High Precision) |
| 表面質(zhì)量 | 60/40 (General), 10/5 (High Precision) |
| 面型 (per 25mm@633nm) | λ /2(General), λ/20 (High Precision) |
| 倒角(face width x 45。) | <0.25mm |
| 鍍膜 | Uncoated, AR, HR, PR, Coating, etc. |
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