eyepiece tube

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• 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

• eyepiece — The compound lens at the end of the microscope tube nearest the eye; it magnifies the image made by the objective. * * * eye·piece ī .pēs n the lens or combination of lenses at the eye end of an optical instrument called also ocular * * * …   Medical dictionary

• demonstration eyepiece — a device consisting of two eyepieces which may be affixed to the eyepiece tube of a microscope, permitting two observers to see the same field simultaneously …   Medical dictionary

• draw|tube — «DR TOOB, TYOOB», noun. a tube sliding within another tube, such as the tube carrying the eyepiece in a microscope …   Useful english dictionary

• Optical microscope — Microscope Uses Small sample observation Notable experiments Discovery of cells Inventor Hans Lippershey Zacharias Jans …   Wikipedia

• Nikon Instruments — is a division of the Nikon Corporation, which is headquartered in Tokyo, while its US operations are based in Melville, New York, and its European operations in Amstelveen, The Netherlands. Nikon Instruments is a market leader[citation needed] in …   Wikipedia

• trinocular microscope — a binocular microscope with a third eyepiece tube for photomicrography or other use …   Medical dictionary

• 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

• telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …   Universalium

• Telescopic sight — Scope redirects here. For other uses, see Scope (disambiguation). View through a 4x rifle scope. A telescopic sight, commonly called a scope, is a sighting device that is based on an optical refracting telescope. They are equipped with some form… …   Wikipedia

• Comparison of movie cameras — See list of movie cameras for a comprehensive listing of movie cameras. The following tables make a comparison of movie cameras that are in common professional usage in recent years. This list is strictly limited to film based cameras, in order… …   Wikipedia