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A monocle is a type of corrective lens used to correct or enhance the visual perception in only one eye. It consists of a circular lens placed in front of the eye and held in place by the eye socket itself. Often, to avoid losing the monocle, a string or wire is connected to the wearer's clothing at one end and, at the other end, to either a ...
Eye care professionals use prism correction as a component of some eyeglass prescriptions. A lens which includes some amount of prism correction will displace the viewed image horizontally, vertically, or a combination of both directions. The most common application for this is the treatment of strabismus.
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Reducing frame lens size will give the most noticeable improvement in weight for a given material. Ways to reduce the weight and thickness of corrective lenses, in approximate order of importance are these: Choose glasses frames with small lenses; that is to say so that the longest measurement across the lens at any angle is as short as possible.
One wears glasses to see the world, but one also chooses frames to be seen by the world. That can create a decision paralysis. It seemed I was on the threshold of an identity crisis.
A phoropter measurement of a patient reads −8.00 D sphere and −5.25 D cylinder with an axis of 85° for one eye (the notation for which is typically written as −8 −5.25×85). The phoropter measurement is made at a common vertex distance of 12 mm from the eye.
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related to: correct and incorrect eyeglass fit on one face base frameavoid paying hundreds of dollars for prescription glasses - NBC
warbyparker.com has been visited by 100K+ users in the past month
601 N High Street,, Columbus, OH · Directions · (614) 745-8101
GQ Calls it the Netflix of Eyewear - Huffington Post