- orthoscopic lens
- a lens that gives a very flat and undistorted field of vision, especially at the periphery.
Medical dictionary. 2011.
Medical dictionary. 2011.
Lens — The transparent structure inside the eye that focuses light rays onto the retina (the nerve layer that lines the back of the eye, senses light and creates impulses that go through the optic nerve to the brain). The lens was named after the lentil … Medical dictionary
lente ortoscópica — Eng. Orthoscopic lens Lente utilizada para la correción de aberraciones periféricas … Diccionario de oftalmología
Eyepiece — For the device for looking through a camera, see viewfinder. A collection of different types of eyepieces. An eyepiece, or ocular lens, is a type of lens that is attached to a variety of optical devices such as telescopes and microscopes. It is… … Wikipedia
Timeline of telescope technology — Timeline of telescope technology* c.2560 BC c.860 BC Egyptian artisans polish rock crystal, semi precious stones, and latterly glass to produce facsimile eyes for statuary and mummy cases. The intent appears to be to produce an optical illusion.… … Wikipedia
Optical aberration — v · d · e Optical aberration … Wikipedia
spectacles — Lenses set in a frame that holds them in front of the eyes, used to correct errors of refraction or to protect the eyes. The parts of the s. are the lenses; the bridge between the lenses, resting on the nose; the rims or frames, encircling the… … Medical dictionary
Oculaire — Une collection de différents oculaires. Un oculaire est un système optique complémentaire de l objectif. Il est utilisé dans les instruments tels que les microscopes ou les télescopes pour agrandir l image produite au plan focal de l objectif. Un … Wikipédia en Français