Products name: Mineral(glass) 1.523 white single vision lens1) nd.:1.5232) diameter:60mm/65mm3) power range:A) sph: Plano to -6.00/cyl: -0.25 - -2.00 +0.25 to +6.00/cyl: -0.25 - -2.00B) rx power: Cyl:

Features:1) nd:1.5612) photochromic color: Brown grey, l. Bule, green, purple, pink, orange3) power range:A) sph:0.00 ~ -6.00dC) cyl: -0.25 ~ -2.00d4) features:A) color changing with in few seconds be

Specifications:Product name: Cr-39 1.50u/c bifocal flattop lensModel number:1.50 flat top bifocal/round top bifocalPlace of origin: ChinaFeatures:1) bifocal 150-dia65/70mm (round-shape and flat-top)2)

Refractive index 1.499 lens optical lenses in 65,70mm diameters and four color coatingsCountry of origin: China (mainland)Key specifications/special features:A)diameter:70,65B) power range:0.00~-/+6.0

Refractive index 1.56 lens optical lenses in 70 and 72mm diameters and four color coatingsCountry of origin: China (mainland)Key specifications/special features:A)diameter:70,72B) power range:0.00~-/+