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Prescriptions for contact lenses and glasses may be similar but are not interchangeable. Prescribing of contact lenses is usually restricted to various combinations of ophthalmologists, optometrists and opticians. An eye examination is needed to determine an individual's suitability for contact lens wear.
A prescription of −1.00 +0.25 × 180 describes a lens that has a horizontal power of −1.00 D and a vertical power of −0.75 D. Only ophthalmologists write prescriptions in + cylinder. An optometrist would write a prescription in - (minus) cylinder. All spectacle and contact lenses would be made in minus cylinder.
Reading glasses are single vision lenses designed for near work and include over the counter glasses. They come in two main styles: full frames, in which the entire lens is made in the reading prescription, and half-eyes, style glasses that sit lower down on the nose. [2]
Contact lenses usually serve the same corrective purpose as glasses, but are lightweight and virtually invisible—many commercial lenses are tinted a faint blue to make them more visible when immersed in cleaning and storage solutions. Some cosmetic lenses are deliberately colored to alter the appearance of the eye.
Under the Rule issued by the FTC, contact lens prescribers - defined as anyone permitted under state law to issue prescriptions for contact lenses, which include ophthalmologists, optometrists, and licensed opticians who are permitted under state law to fit contact lenses (sometimes called dispensing opticians) must give a copy of the contact ...
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related to: are contacts prescription the same as glasses eyeglasses- 601 N High Street,, Columbus, OH · Directions · (614) 745-8101
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