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| Aspheric lens is a lens whose curved surface
does not conform to the shape of a sphere. They are used to correct
image defects. Aspheric lens element or two can substitute a bigger number of
spherical lens elements to achieve similar or better optical results
and to reduce the overall cost of production |
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| This is the general standards we offer our customers, UNION OPTICS can supply other lenses meet your requirements, for detail information, please contact us. | ||
| Aspheric Lens | ||
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| Material: | BK7, Fused Silica | |
| Dimension Tolerance: | +0/-0.1mm | |
| Surface Quality: | 40/20 scratch and dig | |
| Coating: | As requested | |
Meniscus lens  Ball Lens |
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| Note: Usually, the material we used is Chinese material unless assigned. If you can not confirm which material is the right one, please contact us. | ||