产品简介
高精度非球面透镜具有高精度非球面表面未镀膜透镜带有 3D 表面轮廓可选未镀膜和反射比 <0.25% 的 V 型镀膜通用规格非球面面形误差, RMS @ 632.8nm:λ/40表面质量:40-20倒角:Protective bevel as neededShape of Back Surface:PlanoConjugate Distance:Infinite
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详细介绍
高精度非球面透镜产品参数：
| 产品编码 | Dia. (mm) | EFL (mm) | NA |
| 12-428 | 15.00 +0.00/-0.025 | 15.00 @ 587.6nm | 0.50 |
| 12-429 | 15.00 +0.00/-0.025 | 18.75 @ 587.6nm | 0.40 |
| 12-430 | 15.00 +0.00/-0.025 | 22.50 @ 587.6nm | 0.33 |
| 17-420 | 25.00 +0.0/-0.025 | 25.00 @ 1550nm | 0.50 |
| 12-438 | 25.00 +0.00/-0.025 | 37.50 @ 587.6nm | 0.33 |
| 12-439 | 25.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.25 |
| 17-329 | 25.00 +0/-0.025 | 50.00 @ 355nm | 0.23 |
| 17-331 | 25.00 +0/-0.025 | 75.00 @ 355nm | 0.15 |
| 17-333 | 25.00 +0/-0.025 | 100.00 @ 355nm | 0.11 |
| 12-445 | 40.00 +0.00/-0.025 | 40.00 @ 587.6nm | 0.50 |
| 12-448 | 50.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.50 |
| 22-941 | 25.00 +0.0/-0.025 | 25.00 @ 1550nm | 0.25 |
| 22-889 | 15.00 +0.00/-0.025 | 15.00 @ 587.6nm | 0.50 |
| 22-890 | 15.00 +0.00/-0.025 | 18.75 @ 587.6nm | 0.40 |
| 22-891 | 15.00 +0.00/-0.025 | 22.50 @ 587.6nm | 0.33 |
| 22-892 | 25.00 +0.00/-0.025 | 37.50 @ 587.6nm | 0.33 |
| 22-893 | 25.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.25 |
| 22-894 | 40.00 +0.00/-0.025 | 40.00 @ 587.6nm | 0.50 |
| 22-895 | 50.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.50 |
| 22-896 | 15.00 +0.00/-0.025 | 15.00 @ 587.6nm | 0.50 |
| 22-897 | 15.00 +0.00/-0.025 | 18.75 @ 587.6nm | 0.40 |
| 22-898 | 15.00 +0.00/-0.025 | 22.50 @ 587.6nm | 0.33 |
| 22-899 | 25.00 +0.00/-0.025 | 37.50 @ 587.6nm | 0.33 |
| 22-900 | 25.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.25 |
| 22-901 | 40.00 +0.00/-0.025 | 40.00 @ 587.6nm | 0.50 |
| 22-902 | 50.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.50 |
| 22-903 | 15.00 +0.00/-0.025 | 15.00 @ 587.6nm | 0.50 |
| 22-904 | 15.00 +0.00/-0.025 | 18.75 @ 587.6nm | 0.40 |
| 22-905 | 15.00 +0.00/-0.025 | 22.50 @ 587.6nm | 0.33 |
| 22-906 | 25.00 +0.00/-0.025 | 37.50 @ 587.6nm | 0.33 |
| 22-907 | 25.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.25 |
| 22-908 | 40.00 +0.00/-0.025 | 40.00 @ 587.6nm | 0.50 |
| 22-909 | 50.00 +0.00/-0.025 | 50.00 @ 587.6nm | 0.50 |
TECHSPEC® 高精度非球面透镜保证非球面面型误差优于 λ/40 。这些非球面透镜通过精密的磁流变抛光 (MRF) 而实现，能提供直径介于 15 至 50mm 的高数值孔径，非常适用于各种成像和微光应用。提供适用于可见光和近红外 (NIR) 波长的宽带增透 (BBAR) 膜选项。 每个 TECHSPEC 非球面透镜都经过单独测量。无镀膜版本提供 3D 表面轮廓。如需为特定 Nd:YAG 激光波长而设计的衍射极限非球面透镜，请参阅我们的 TECHSPEC 高精度激光级非球面透镜。