Eyeglasses - Clip On Spectacles
- Size 1.0" (1) - Magnification 10x actual - eye to object 1" inch (25mm)
- Size 1.5" (1½) - Magnification 6.7x actual - eye to object 1½" inch (38mm)
- Size 2.0" (1) - Magnification 5x actual - eye to object 2" inch (51mm)
- Size 2.5" (1½) - Magnification 4x actual - eye to object 2½" inch (64mm)
- Size 3.0" (1) - Magnification 3.3x actual - eye to object 3" inch (76mm)
- Size 3.5" (1½) - Magnification 2.8x actual - eye to object 3½" inch (89mm)
- Size 4.0" (1) - Magnification 2.5x actual - eye to object 4" inch (102mm)
Example: Bergeon 2611-2.0" eyeglass will provide 5 x magnification at 2" (51mm) distance.
The above is a guide only and "Non Swiss Made" eyeglasses will not be as accurate as Swiss Made.
