2024 10 12 will exhibit on mido
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1.74 S/F SV Aspherical lens
Product Name: 1.74 S/F SV Aspherical lens Diameter: 70mm/75mm Material: MR-174 Manufactory: Mitsui(Japan) Refractive Index(25℃): n(d)=1.732 n(e)=1.738 Abbe Value: 32 Specific Gravity(20℃): 1.47
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