產品分類
.jpg)
Meniscus Lenses
Standa
產品特色
 Used in applications to reduce beam distortion |
| Other dimensions are available in small and mass production quantities |
| Various AR coatings are available for all these lenses. Please refer to the Coatings Section |
Positive and negative focal length lenses have different radii on both sides. Meniscus lenses are used in applications where distortion of the beam has to be reduced. They are used on focusing beams in telescopes, collimators or condenser systems, optical transceivers or other devices. Standa provides lens with anti-reflection coating (please refer to the Coatings Section).
Specifications
| Material | BK7, FS, UVFS, CaF2, ZnSe |
| Diameter Tolerance | +0.0, -0.15 mm |
| Focal Length Tolerance | ±3% |
| Centration | |
| Clear Aperture | >90% |
| Chamfer | 0.25 mm @ 45° |
| Surface Figure | λ/4 @ 632.8 nm |
| Surface Quality | 40-20 scratch & dig |
| Design Wavelength | 633 nm |
| AR Coatings | None. Please refer to the Coatings Section |
相關產品
.png)
雷射相關資訊
