Specifications
1) Material: Resin(1.56 Flat-Top Bifocal LENS)2) Refraction Index Nd= 1.56
3) Abbe Value: 58
4) Diameter: 70/28 mm
1) Material: Resin(1.56 Flat-Top Bifocal LENS)
2) Refraction Index Nd= 1.56
3) Abbe Value: 58
4) Diameter: 70/28 mm
5) Coating: WHITE, HMC+EMI are available