Business >> Precision Optics Division >> Products List >> Plano Optics >> Special Shape Optics >> Special Shape OpticsSpecial Shape Optics
By using the special fabricating method,CNC grinding, CNC polishing and CNC Profiling machines, Foctek offers the custom-made special shape optics. Lenses, Prism, Windows, etc. any Optical Components can be made at sepcial profile according your requirement
| Attribute | Specification | |
| Material | All kinds of high quality optical glass, N-BK7, Fused Silica. etc. | |
| Dimension Tolerance (mm) | ±0.15 (General), ±0.05 (High Precision) | |
| Center Deviation (arc seconds) | ±1 (General), ±5 (High Precision) | |
| Angle Tolerance | ±0.2 deg. (General), ±10 arc sec. (High Precision) | |
| Surface Quality | 60/40 (General), 20/10 (High Precision) | |
| N | For Flat Surface | 1 (General), 0.2 (High Precision) |
| For Spheric Surface | 8 (General), 2 (High Precision) | |
| △N | For Flat Surface | 0.5 (General), 0.1 (High Precison) |
| For Spheric Surface | 2 (General), 0.5 (High Precison) | |
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