1) imported material from Italy. Longer time won't be yellow.
2) More easy for tinted the color for sunglass.
3) Diameters: 50mm,55mm, 60mm, 65mm, 70mm,75mm
4) Uncoated lens, hard coated and Multi-coating,HCT,Super hard
5) progressive,flat top/round top bifocal, Tinted lens, polarize lens(gray and brown)
6) semifinished lens is also available
Product Type:
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1.499 CR 39 Single Vision Optical Lens
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Material:
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Resin
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Dimater:
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55mm, 60mm, 65mm, 70mm,75mm
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Abbe Value:
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58
|
Specific Gravity:
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1.32
|
Transmittance:
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98-99%
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Abrasion Resistance:
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6-8H
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Coating Choice:
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UC, HC,HMC and Superhydrophobic
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