Alpha Optik offer the cylinder lens polishing and coating, include the biconcave, convexo,concave,cylinder tubes and cylinder mirrior, plano convex and the plano-concave.
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Alpha Optik can offer the rectangular prism,roof prism,half pentaprism and other customized prism. With the high precision polishing machine and the over 40 years polishing experence, we can offer the high quality prism to our clients for the different field: digital camera, microscope, scopes, mapping eauipment,laser level… and other opto-electronics products.
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Parameter:
| Size | 3*3～60*60 |
| Size tolerance | ±0.01 |
| 90 tolerance | 3″～5″ |
| Other angle tolerance | 1′ |
| △N | λ/4 |
| Roughness | 20-10 |
| Abrasiveness | 40-224 |
Process Equipments:
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