Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.These lenses are available uncoated or with other Anti-Reflection coating options including: MgF2, VIS NIR, NIR I and NIR II.
| Edmund Optics Inc. | |
|---|---|
| Product Category | Optical Lenses |
| Product Number | NT47-918 |
| Product Name | Double-Concave Lens, 25mm Dia. x -50mm FL, VIS 0 Coated |
| Lens Type | Spherical Lens |
| Lens Application | Visible |
| Focal Length | -50 mm (-1.97 inch) |
| Center Thickness | 2.5 mm (0.0984 inch) |
