High Quality Spherical Glass Filter Optical Lens
Product Description & Index:
| Name | Optical Glass |
| Material | Optical Glass,Bk-7,Fused Silica,Sapphire,Quartz |
| Diameter Tolerance | +0/-0.2 mm |
| Thickness Tolerance | +/-0.2 mm |
| Clear Aperture | > 90% |
| Flatness | λ/4 @632.8nm |
| Surface Quality | 80/50~40/20 |
| Transmission | > 85% |
| Chamfer | 0.1-0.3 mm x 45 degree |
| Focal Length Tolerance | +/-2% |
| Back Focal Length Tolerance | +/-2% |
| Coating | available |
| Usage | Opticl system, photographic sysem, lighting system,electronic apparatuse,camera,monitor,projector,magnifier,telescope,polarizer,electronic instrument,led etc. |
Product Show:
:
