YG002

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Jiangsu Opti-Asia CO.,LTD

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uv white 330 moulds blanks for cr-39 lenses
Specification: ND=1.523
Detail: Specifications: 1) Refractive Index ND: 1.523 2) Density; 2.553g/cm3 3) Abbe number: 60.5 4) Thermal expansion coefficient: 92 x 10-7k-1


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Jiangsu Opti-Asia CO.,LTD All Products >> YG002

Jiangsu Opti-Asia CO.,LTD

All Products >> YG002