Eyeglass prescription
... and "cylindrical" columns contain lens strengths in diopters (see below); "axis" contains the direction of ... the optical power of the lenses in diopters, abbreviated D. The higher the number of diopters, the more the lens refracts or bends ... someone who has one, two, or three diopters of refractive error. For example, a nearsighted ... each additional 0.25 to 0.5 diopters of refractive error. The top letter ...
http://en.wikipedia.org/wiki/Eyeglass_prescription - 25k - Cached - Similar pages

Refraktive surgery   (translated from German)
... this however to a range from ±1 Diopters and also the risks specified down do ... case one reaches normalsichtigkeit (Dh. ±0,5 Diopters and improvement of the Visus) and can ... used. A LASIK of -12 to +5 diopters as well as a cornea/callosity thickness ... approx.. half of the patients within ±1 diopters of the correction desired. The average diopter number rose from -0,25 diopters after one year to -0,88 ...
http://de.wikipedia.org/wiki/Refraktive_Chirurgie - 19k - Cached (German) - Wikipedia (German) - Similar pages

Optical lens   (translated from French)
... then consider (by approximation)que the two diopters which constitute it are confused S 1 ... focal plan image: biconvex lens: the two diopters are spherical, the center of the spheres ... lens; plano-convex lens: one of the diopters is spherical, the other is plane; meniscus converge: the two diopters are spherical, the center of the spheres ... focal plan image: biconcave lens: the two diopters are spherical, the center of the ...
http://fr.wikipedia.org/wiki/Lentille_optique - 18k - Cached (French) - Wikipedia (French) - Similar pages

Optique géométrique   (translated from French)
... of geometrical optics relating to them mirrors, diopters and them lenses or their combinations in ... who are a succession of two spherical diopters. Certain lenses concentrate the light, they are ... connecting the centers of the two spherical diopters. One calls center optical medium of the ... the axis located halfway between the two diopters in the lens. If it is supposed ... in front of the ray of the diopters; the rays are close to the ...
http://fr.wikipedia.org/wiki/Optique_géométrique - 43k - Cached (French) - Wikipedia (French) - Similar pages

Medical qualifying certificate   (translated from German)
... with a myopia of more than 6 Diopters only a eye-medical investigation obligating, which ... on both eyes at the most 3 Diopters Defective vision its, with class 2 there is present 5 diopters. For the regular Re-examinations a limit of 5 diopters applies to Weitsichtigkeit and 8 diopters for Kurzsichtigkeit . If these criteria are ...
http://de.wikipedia.org/wiki/Medizinisches_Tauglichkeitszeugnis - 9k - Cached (German) - Wikipedia (German) - Similar pages

Trifocal
... advanced presbyopia who've been prescribed 2 diopters or more of reading addition. The intermediate ... someone with a distance prescription of -4 diopters and a reading addition of +3, the ... the intermediate segment would be -2.5 diopters. Trifocal lenses are made in similar styles ...
http://en.wikipedia.org/wiki/Trifocal - 2k - Cached - Similar pages

User:Dpbsmith/prescription
... and "cylindrical" columns contain lens strengths in diopters (see below); "axis" contains the direction of ... an eyeglass prescription are lens strengths in diopters, abbreviated D. The higher the number of diopters, the stronger the lens. A +10 diopter ...
http://en.wikipedia.org/wiki/User:Dpbsmith/prescription - 18k - Cached - Similar pages

Myopia
... concave) which compensates for the excessive positive diopters of the myopic eye. Classification Myopia has ... images on the retina is measured in diopters. Myopia of 6.00 diopters or greater is considered high, or severe ...
http://en.wikipedia.org/wiki/Myopia - 25k - Cached - Similar pages

Accommodation (physiology)   (translated from German)
... entirebrechkraft the eye over up to 15 Diopters change. Always accommodation cannot be steered consciously ... Those falls accommodation width under approximately 6 diopters (the newspaper must be held for reading ...
http://de.wikipedia.org/wiki/Akkommodation_(Physiologie) - 11k - Cached (German) - Wikipedia (German) - Similar pages

Orthokeratologie   (translated from German)
... do so one Kurzsichtigkeit to approximately -6 diopters and one Cornea/callosity curvature to approx ... so far only to approx.. -4.0 diopters. Higher values are not corrected in the ...
http://de.wikipedia.org/wiki/Orthokeratologie - 2k - Cached (German) - Wikipedia (German) - Similar pages