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It is the highest index optical glass lens in the world now.
1.9 Super-Thin Lens
• Reflective index: 1.886
Abbe value: 30.20
• Transmission:83?
Specific Gravity: 3.91
• Diameter : 65mm
MC/ EMI/ Semi-Finished/Blank is available
eyewear lens1.9
Zhong Chuan Optical Material Co., Ltd.
