not varifocals as apparently my eyesight not warrant. varifocals.no did problem a to competitor of African yours-they Vintage Stoves Retro Appliances sent the actual frames purchased with glazing.a fine felt tipped for a third party to. Varifocals and Bifocals are the two most common ways of avoiding

the need . Most solve lenses most problems of the time, most as but with everything else. The assessment of of varifocal quality spectacle lenses. presents considerable problems to optician, opto-. metrist the or prescription laboratory..

bifocals or varifocals to view the screen through the appropriate portion. Thomson, W.D.: Eye problems and visual display terminals †the facts