FocusSpecs - Adjustable Focus Glasses
'FocusSpecs provides adjustable focus eyeglasses for nearsighted and farsighted use. With the simple twist of our patented dial you can adjust your vision correction from +0.5 to +4.5 for our readers or -1.0 to 5.0 for our nearsighted glasses. These adju
'adjustable focus glasses, variable focus eyeglasses, instant 2020, emergensee, self adjusting glasses' /
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