Computer Glasses!
Flip-up Adds, with Aspheric Lens
Excellent Aid for the Computer User and the Hobbyists!
Case included.

Attach to Glasses - Get Extra Power When You Need It!

#452 Mid-Vue
Eye Size: A:55mm B:35mm
+0.75, +1.00, +1.50, +2.00, +2.50, +3.00, +3.50, & +4.00 

#473 Computer Vue
Eye Size: A:65mm B:32mm
+1.00 to +3.50 in
.50 diopter steps

#456 Full Vue
Eye Size: A:55mm B:50mm
+1.00 to +3.00 in
.50 diopter steps

#451 Classic Vue
Eye Size: A:53mm B:42mm
Powers: +2.50, +2.75, +3.00, +3.25,+3.50, +3.75