Experts told the Daily News that Clinton likely has a Fresnel prism placed on her glasses. The adhesive panel is used to treat double vision. “If she’s wearing a Fresnel prism, then she has ...

The underlying factor contributing to the condition must be determined before a treatment plan can be decided upon. “Often, we can eliminate the double vision with prism lenses and/or vision therapy.

Though most of the times your eye doctor will tell you what the prescription means. However, not always do things go as ...