Product Description
Cylinder Lenses are offered in both plano-concave and plano-convex configurations, they are typically used to focus incoming light to a line, or to change the aspect ratio of an image. Cylinder Lenses are available with positive or negative focal lengths, they are used for the optics, lasers, medical science, electronics, tele-communication and others.
| Product Name | 15X15X3mm N-BK7 Uncoated Optical Cylindrical Concave Lens |
| Material | N-BK7 |
| Diameter | 15.0x15.0+0.0/-0.1mm |
| Diameter Tolerance | +0/-0.1mm |
| Center thickness: | 3.0+/-0.1mm |
| Thickness Tolerance | +/-0.1mm |
| Parallelism: | <0.05mm as per A |
| Clear aperture: | >90% |
| Flatness | <1/4L 632.8nm |
| Surface Quality | 40-20 |
| Chamfer: | protected<0.25mm(LW)x45deg |
| Coating | uncoated |
