Top 10

of Chinese Stone Machinery

Lens

Opto Tech Mild ADD Progressive Lenses

Different eyeglasses accomplish different effects and no lens is best suited for all activities. If you do spend an extended period of time doing task specific activities, such as reading, desk work or computer work, you may need task specific glasses. Mild add lenses are intended as a ...

1.499 Flat Top Bifocal Lens

the flat top bifocal is one of the easiest multifocal lenses to adapt to, it is one of the most popular bifocal lenses in the world. It’s distinct “jump” from distance to near vision gives wearers two well-demarcated areas of their glasses to use, depending upon the task at hand. The line is obvi...

1.499 Round Top Bifocal Lens

Bifocal lens can be called a multi purpose lens. It has 2 different fields of vision in one visible lens. The larger of the lens usually has the prescription necessary for you to see for distance. However, this can also be your prescription for computer use or intermediate range, as you would nor...