Plano-Concave (PCV) lenses have one flat and one inward curved surface. PCV lenses have a negative focal length and are used for image reduction or to spread light.These lenses are available uncoated or with other Anti-Reflection coating options including: VIS 0°, VIS-NIR, NIR I and NIR II.
| Edmund Optics Inc. | |
|---|---|
| Product Category | Optical Lenses |
| Product Number | NT45-023 |
| Product Name | Plano-Concave Lens, 20.0mm Diameter x -40 FL, MgF2 Coating |
| Lens Type | Spherical Lens |
| Focal Length | -40 mm (-1.57 inch) |
| Center Thickness | 3.5 mm (0.1378 inch) |
| Edge Thickness | 5.92 mm (0.2331 inch) |
