电话: 021-5427 0855
手机: 136 6171 6328
GEWTEC LTD.
上海晰微光电技术有限公司
产品中心
Product center
双凹透镜有两个向内的，相同的曲面构成并且有一个负焦距，它们被用作成缩小的像或是光线发散，所有直径都是以毫米为单位。
波长范围是350-2200nm
凭借精密的直径和向心性公差可轻松实现 OEM 集成
提供各种直径和焦距
提供附加 AR 镀膜选择: VIS-EXT, MgF2, VIS 0°, VIS-NIR, NIR I, 和 NIR II
产品
| 标题 | 产品编码 | Dia. (mm) | EFL (mm) | 基底 | 有效焦距/有效孔径直径比 | NA | 涂层 | 类型 | 波长范围 (nm) | BFL (mm) | 倒角 |
| 直径6mmX-6mm焦距，未镀膜双凹透镜 | 32-986 | 6.00 +0.0/-0.025 | -6.00 | N-SF11 | 1.00 | 0.50 | Uncoated | Double-Concave Lens | 400 - 2500 | -6.41 | Protective bevel as needed |
| 6mm直径 x -9mm焦距，未镀膜，双凹透镜 | 48-932 | 6.00 +0.0/-0.025 | -9.00 | N-BK7 | 1.5 | 0.33 | Uncoated | Double-Concave Lens | 350 - 2200 | -9.32 | Protective bevel as needed |
| 6mm直径 x -12mm焦距，未镀膜，双凹透镜 | 48-681 | 6.00 +0.0/-0.025 | -12.00 | N-BK7 | 2.00 | 0.25 | Uncoated | Double-Concave Lens | 350 - 2200 | -12.33 | Protective bevel as needed |
| 9mm直径 x -9mm焦距，未镀膜，双凹透镜 | 48-336 | 9.00 +0.0/-0.025 | -9.00 | N-SF11 | 1.00 | 0.50 | Uncoated | Double-Concave Lens | 400 - 2500 | -9.61 | Protective bevel as needed |
| 9mm直径 x -12mm焦距，未镀膜，双凹透镜 | 48-933 | 9.00 +0.0/-0.025 | -12.00 | N-SF11 | 1.33 | 0.38 | Uncoated | Double-Concave Lens | 400 - 2500 | -12.41 | Protective bevel as needed |
| 9mm直径 x -18mm焦距，未镀膜，双凹透镜 | 48-682 | 9.00 +0.0/-0.025 | -18.00 | N-BK7 | 2.00 | 0.25 | Uncoated | Double-Concave Lens | 350 - 2200 | -18.49 | Protective bevel as needed |
| 直径12mmX-12mm焦距，未镀膜双凹透镜 | 32-988 | 12.00 +0.0/-0.025 | -12.00 | N-SF11 | 1.00 | 0.50 | Uncoated | Double-Concave Lens | 400 - 2500 | -12.81 | Protective bevel as needed |
| 12mm直径 x -18mm焦距，未镀膜，双凹透镜 | 48-934 | 12.00 +0.0/-0.025 | -18.00 | N-BK7 | 1.5 | 0.33 | Uncoated | Double-Concave Lens | 350 - 2200 | -18.65 | Protective bevel as needed |
| 12mm直径 x -24mm焦距，未镀膜，双凹透镜 | 48-683 | 12.00 +0.0/-0.025 | -24.00 | N-BK7 | 2.00 | 0.25 | Uncoated | Double-Concave Lens | 350 - 2200 | -24.65 | Protective bevel as needed |
| 直径20mmX-20mm焦距，未镀膜双凹透镜 | 32-990 | 20.00 +0.0/-0.025 | -20.00 | N-SF11 | 1.00 | 0.50 | Uncoated | Double-Concave Lens | 400 - 2500 | -20.55 | Protective bevel as needed |
| 直径25mmX-25mm焦距，未镀膜双凹透镜 | 32-992 | 25.00 +0.0/-0.025 | -25.00 | N-SF11 | 1.00 | 0.50 | Uncoated | Double-Concave Lens | 400 - 2500 | -25.69 | Protective bevel as needed |
| 直径25mmX-50mm焦距，未镀膜双凹透镜 | 32-996 | 25.00 +0.0/-0.025 | -50.00 | N-BK7 | 2.00 | 0.25 | Uncoated | Double-Concave Lens | 350 - 2200 | -50.82 | Protective bevel as needed |
| 直径25mmX-100mm焦距，未镀膜双凹透镜 | 32-994 | 25.00 +0.0/-0.025 | -100.00 | N-BK7 | 4.00 | 0.13 | Uncoated | Double-Concave Lens | 350 - 2200 | -101.64 | Protective bevel as needed |
技术数据
Copyright © 2020 上海晰微光电技术有限公司 Shanghai Gewtec Co., Ltd.
ALL RIGHTS RESERVED 沪ICP备20020489号-1