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Bosen Optical

All Products >> eyewear optical

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cr-39 1.499 eyeglasses optical lens
cr-39 1.499 eyeglasses optical lens
Specification: 1.499 / 1.50
Detail: 1)Reflective Index ï¼?.49/1.499/1.50 2)Diameter :56/60/65/70mm 3)Abbe Value : 58 4)Transmission : over the 98% 5)Abrasion Resistance : 6/8H 6)Single vision , bifocal , progressive multi-focal 7)Photochromic : gray (PGX)...
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