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Plano concave lens
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| Model No.︰ | China Star |
| Brand Name︰ | Plano concave lens |
| Country of Origin︰ | China |
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*Material:BK7 or other materials
*Focal length:+/-1%
*Length tolerance:+0.0 ~ -0.1mm
*Width tolerance:+0.0 ~ -0.1mm
*Center thickness tolerance:+/-0.1mm
*Surface Figure:lambda/2 at 633nm on plano side
*Surface quality:60-40 stratch/dig
*Clear Apenture>90%
*Chamfer:0.25mm at 45 degrees typical
*Coating:optional |
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Product Image
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