Interesting reponse, Bob. I think I can tell when my glass is totally empty, otherwise I have no problem! My major problem, would affect me if I were a builder, because level surfaces appear convex when I view them above eye level!!! Best wishes. Rick H Keyboard Cowboy wrote: > I've had bifocals for a long time and I know exactly what you mean <laugh> > Add > to that the fact that I have no depth perception and I sometimes take some > very > funny looking "first steps" <G> > Regards, > > B -- Please remember to trim your replies (including this sentence and everything below it) and adjust the subject line as necessary. To unsubscribe or change your email settings: //www.freelists.org/webpage/pctechtalk To access our Archives: http://groups.yahoo.com/group/PCTechTalk/messages/ //www.freelists.org/archives/pctechtalk/