OD (lens prescription)
- Abbreviation of "oculus dexter." Latin for "right eye." (The words "dexterity" and "dextrous" derive from "dexter" since the right hand is usually more skillful than the left.) OS stands for "oculus sinister" which is Latin for left eye.
Medical dictionary. 2011.
Look at other dictionaries:
OS (lens prescription) — Abbreviation of oculus sinister. Latin for left eye. By contrast, OD stands for oculus dexter which is Latin for the right eye … Medical dictionary
Prescription — has various meanings.In a health care context::*Medical prescription, written by a health care professional:*Eyeglass prescription, written by an ophthalmologist or an optometrist:*Property prescription, written by a landscape architect or other… … Wikipedia
Lens clock — A lens clock is a mechanical dial caliper that is used to measure dioptric power of a lens. It is a specialized version of a spherometer. A lens clock measures the curvature of a surface, but gives the result in diopters, assuming the lens is… … Wikipedia
Eyeglass prescription — Using a phoropter to determine a prescription for eyeglasses An eyeglass prescription is an order written by an eyewear prescriber, such as an optometrist or ophthalmologist, that specifies the value of all parameters the prescriber has deemed… … Wikipedia
Contact lens — Contacts redirects here. For the software application, see Address book. A pair of contact lenses, positioned with the concave side facing upward … Wikipedia
Doctor's prescription — A doctor s prescription is an order coming from a health care professional prescribing a certain kind of medical treatment for a patient, such as administration of drugs, dietary or behavioral recommendations, medical laboratory tests, radiology … Wikipedia
Corrective lens — A bifocal corrective eyeglass lens A pair of contact le … Wikipedia
Progressive lens — View through a progressive lens at some distance. In normal use, a much smaller section of the glass is used, so that the distortion is much smaller. Progressive spectacle lenses, also called progressive addition lenses (PAL), progressive power … Wikipedia
Circle contact lens — A girl wearing circle contact lenses. A circle contact lens, also known as a big eye contact lens and circle lens, is a cosmetic contact lens that makes the eye s iris appear larger; this product originated from East Asia. Contents … Wikipedia
Aspheric lens — An aspheric lens or asphere is a lens whose surfaces have a profile that is neither a portion of a sphere nor of a circular cylinder. In photography, a lens assembly that includes an aspheric element is often called an aspherical lens.The asphere … Wikipedia