- focus of eyepiece
- фокус окуляра; регулировка окуляра поглазу
English-Russian arms dictionary. 2013.
focus of eyepiece
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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
focus — 1. noun 1) schools are a focus of community life Syn: center, focal point, central point, center of attention, hub, pivot, nucleus, heart, cornerstone, linchpin, cynosure 2) the focus is on helping people Syn … Thesaurus of popular words
Focus finder — A focus finder is a simple optical tool used to examine a virtual image in an optical device to achieve a precise point of focus.They are most commonly used in photographic enlarging to ensure that the negative image is accurately focussed on the … Wikipedia
micrometer eyepiece — noun : an eyepiece fitted with a filar micrometer the lines of which are in the focal plane of the eyepiece and so coincide with the objective image when the microscope or telescope is in focus called also ocular micrometer … Useful english 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
Optical microscope — Microscope Uses Small sample observation Notable experiments Discovery of cells Inventor Hans Lippershey Zacharias Jans … Wikipedia
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
Binoculars — Binocular telescopes, or binoculars (also known as field glasses), are two identical or mirror symmetrical telescopes mounted side by side and aligned to point accurately in the same direction, allowing the viewer to use both eyes (binocular… … Wikipedia
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
Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of … Wikipedia
History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… … Wikipedia
