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 | NT48-939 |
| Product Name | Double-Concave Lens, 9mm Dia. x -12mm FL, VIS 0 Coating |
| Lens Type | Spherical Lens |
| Lens Application | Visible |
| Focal Length | -12 mm (-0.4724 inch) |
| Center Thickness | 1.5 mm (0.0591 inch) |
