Varifocal progressive lenses explained
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YouTubePrecision Optics Eyewear
Varifocal progressive lenses explained
Here are how varifocals or progressive lenses work. Here I explain the different areas that make up progressive/varifocal. There are many different brands and types of varifocal available but in general, this is how they all work. The area of soft focus at the sides can be more or less noticeable, depending upon the quality of lens you are ...
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