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HP375
Remark: Can be made as optical frame or readers
Hong Kong (China) Manufacturer
Refractive Index (Ne) : 1.549
Specific Gravity : 1.28
Dispersion Abbe : 38
UV Cut ( over 90% ) : 380nm
Size :Ø 73 / 70 / 65 mm
Available ...
Hong Kong (China) Manufacturer