Friday, September 7, 2012
Bifocals: How Do They Work?
Bifocals . . . .
Yes, many people wear bifocals yet, even more want to know what exactly a bifocal lens is and how does it work? There are bifocal lenses with a line, there are bifocal lenses with no line, called progressive lenses. Watch this video by Dr. Darrell White at the SkyVision Centers Dr. Whiteboard for the answers!
Dr. Whiteboard Video onYouTube - Bifocals