- direct astigmatism
- a. with the rule.
Medical dictionary. 2011.
Medical dictionary. 2011.
astigmatism with the rule — astigmatism in which the greatest refraction takes place in a vertical or nearly vertical meridian; called also direct a … Medical dictionary
astigmatismo directo — Eng. Direct astigmatism Ver astigmatismo a favor de la regla … Diccionario de oftalmología
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… … Universalium
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
Laser beam profiler — A laser beam profiler captures, displays, and records the spatial intensity profile of a laser beam at a particular plane transverse to the beam propagation path. Since there are many types of lasers ultraviolet, visible, infrared, continuous… … Wikipedia
eye disease — Introduction any of the diseases or disorders that affect the human eye (eye, human). This article briefly describes the more common diseases of the eye and its associated structures, the methods used in examination and diagnosis, and the… … Universalium
Keratoconus — Classification and external resources The conical cornea that is characteristic of keratoconus ICD 10 H … Wikipedia
Dan Reinstein — Professor Dan Reinstein is a specialist ophthalmic surgeon in the UK and is a board certified ophthalmologist in the USA and Canada, specializing in the field of refractive surgery (vision correction). He is medical director of the London Vision… … Wikipedia
Oscilloscope — This article is about current oscilloscopes, providing general information. For history of oscilloscopes, see Oscilloscope history. For detailed information about various types of oscilloscopes, see Oscilloscope types. Illustration showing the… … Wikipedia