The Truth About Farsightedness
Optic Topic by Steven A. Queenan at Regional Eye Optical – Week of August 15, 2021 Farsightedness (hyperopia), which is much less common than “nearsightedness” (myopia), is a “refractive error” (problem with focusing light accurately onto the retina due to the shape of the eye) that causes farsighted individuals to see nearby things, such as…
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Cellulose Acetate & Eyeglass Frames
Optic Topic by Steven A. Queenan at Regional Eye Optical – Week of August 1, 2021 If your preferences lead you toward colorful eyeglass frames, then “zyl” (zylonite, or cellulose acetate) is a natural plastic that is manufactured from purified natural cellulose and comes in all colors of the rainbow. First produced in 1865, cellulose…
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