Bausch & Lomb 20x Coddington Magnifier
Correction
in the Coddington magnifier is achieved through the use of a single
thick lens with a central groove diaphragm. This provides for sharp,
crisp images.
A swing-away, nickel-plated case protects the lens and serves as a handle.
- focal distance of .5"/1.3 cm
- 80 diopters
- 12.5 mm lens diameter.