This Folding Pocket Magnifier by Bausch& Lombhas
optical-quality, glass lenses that can beusedalone, or
combined with others to produce differentpowers.The
swing away plastic case can also serve as ahandle.This
model, 812354, has a power rating of 4X witha____
diopter lens.
1. The above was taken from an onlinedescription ofa high quality magnifying glass.The
âpower ratingâ refers tothe âmagnifying powerâ(angular magnification) of themagnifier. Fill in
the blank (assume imageat ! , ârelaxedeyeâ). Thepower of the lens (in diopters) used inthe
magnifier is:
a) 4 D b) 6.25 Dc)16 D d) 32D