Colored Glass Filter
Applications:
Photographing Apparatus;
Meter and Instrument;
Optical Device;
Medical Treatment Apparatus;
Teaching Apparatus;
UV Analyzer;
Financial Equipment;
Airport Lamps;
Military Equipment;
Technological Research Institute;
Public Security Department.
Specifications:
| Material | colored glass filter |
| Dimension Tolerance (mm) | +0.0/-0.2 (General), +0.0/-0.05 (High Precision) |
| Thickness Tolerance (mm) | ±0.2 (General),±0.05 (High Precision) |
| Clear Aperture | >80% (Small Size),>95% (Large Size) |
| Parallelism | 1 min. (General), 3 sec. (High Precision) |
| Surface Quality: Scratch/Dig | 60/40 (General), 10/5 (High Precision) |
| Flatness (per 25mm @ 633nm) | λ (General), λ/10 (High Precision) |
| Bevel (face width x 45°) | < 0.25mm |
| Coating | Uncoated, Dielectric AR Coating, Dichroic Filter Coating, etc. |