2024 10 12 will exhibit on mido
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1.60 S/F Flat Top Bifocal Lens
Product Name: 1.60 Bifocval Flat Top lens Diameter: 70/28mm Material: MR-8 Manufactory: Mitsui(Japan) Refractive Index(25℃): n(d)=1.594 n(e)=1.597 Abbe Value: 41 Specific Gravity(20℃): 1.3
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