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Eyecare professionals (optometrists and ophthalmologists) are trained to determine the specific corrective lenses that will provide the clearest, most comfortable, and most efficient vision, avoiding double vision and maximizing binocularity.
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. By moving the image in front of the deviated eye, double vision can be avoided and comfortable binocular vision can be achieved ...
Corrective lenses and safety. Discarding one's corrective lenses, as Bates recommended, or wearing lenses weaker than one's prescribed correction, as some Bates method advocates suggest, poses a potential safety hazard in certain situations, especially when one is operating a motor vehicle.
The most common type of corrective lens is "single vision", which has a uniform refractive index. For people with presbyopia and hyperopia , bifocal and trifocal glasses provide two or three different refractive indices, respectively, and progressive lenses have a continuous gradient. [1]
Orthokeratology, also referred to as Night lenses, Ortho-K, OK, Overnight Vision Correction, Corneal Refractive Therapy (CRT), Accelerated Orthokeretology, Cornea Corrective Contacts, Eccentricity Zero Molding, and Gentle Vision Shaping System (GVSS), is the use of gas-permeable contact lenses that temporarily reshape the cornea to reduce ...
Corrective lenses. The simplest form of treatment for far-sightedness is the use of corrective lenses, i.e. eyeglasses or contact lenses. Eyeglasses used to correct far-sightedness have convex lenses. Surgery. There are also surgical treatments for far-sightedness: Laser procedures
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