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| Small lenses of high accuracy |
| Light diameter |
3...50 mm |
| Purity class |
III-IV |
| Centering |
to 5 mcm |
| Total error |
N = 3 |
| Local error |
 N = 0,5 |
| Lenses of medium accuracy |
| Light diameter |
50...300 mm |
| Purity class |
V-VI |
| Total error |
N = 3 |
| Local error |
 N = 0,5 |
| Accurate Prisms |
| Error of angular parameter |
+ 3...5" |
| Corner reflectors with an error in light aperture |
4" |
| Plates of medium accuracy |
| Wedge shapeness |
30" |
| Light diameter |
to 500 mm |
| Total error |
N = 2...3 |
| Local error |
N = 0,5 |
| Large scale optics: mirrors, lenses, windows |
| Light diameter |
860 mm |
| Purity class |
V-VIII |
| Total error |
N = 5 |
| Local error |
N = 0,5 |
| Plates and lenses from crystals |
NaCl, KCl, KBr, ZnSe, Ge |
| Wave guides from metal and ceramics of different configurations for CO2 lasers |
to 450 mm length |
| Souvenirs |
optical glass |
Optical elements are covered by mirror, anti reflection, beam splittering, protective or filter coatings. |  | | Contact Us |
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 "Optical Elements of Glass and Crystals - Technical data")
