When people inch closer to forty, they may find that their eyes are not adjusting to distances as they used to, the lens of the eyes begin to lose flexibility. It becomes difficult to focus on close objects. This condition is called presbyopia. It can be managed to a large extent with the use of bifocals.
Flat top uncoated lens
Specific Gravity: 1.28
The necessity stops to use two glasses.
Capacity to focus two distances: far and close.
Flat top, Round top and invisible (Blend bifocal)
DIA: φ28/65, φ28/70
Tintable to various fashionable colors.
Round top HMC
Specofic Gravity: 1.32
Abbe Value: 58
High abbe Value, clean and clear lens.
Finihsed Round top HMC lens.
Coating color: Green, Blue
Function: Blue Block and Photochromic.
Offer extremely greater impact, scratch resistance.
Ultramodern new materials.
Flat top HMC lens with the midde index
Abbe Calue: 38
It prorecrs your eyess from each kind of eye disease by completely.
Flat top HMC
Coating: Green HMC
Flat top HC
Coating: Hard Coated.
Function: Blue Block and photochromic.
Tramsmissivity is so high to be seen as clearly as no lens.
1.56 finished invisible (Blend bifocal) UC lens
Abrasion Resistance: 6-8H
Coating Choice: UC, HC, HMC and SHMC.