- positive eyepieces
- • положителен околяр
English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
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
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
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
Magnification — For Magnification in the sense of exaggeration, see Exaggeration. For the 2001 album of progressive rock band Yes, see Magnification (album). The stamp appears larger with the use of a magnifying glass Magnification is the process of enlarging… … Wikipedia
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
Black Death — ), [ [http://www.pasteur.fr/actu/presse/press/07pesteTIGR E.htm Researchers sound the alarm: the multidrug resistance of the plague bacillus could spread] ] but recently attributed by some to other diseases.The pandemic is thought to have begun… … Wikipedia
2001 anthrax attacks — A letter sent to Senate Majority Leader Tom Daschle containing anthrax powder killed two postal workers Location New York … Wikipedia
Consequences of the Black Death — The Black Death, the third deadliest[citation needed] pandemic in human history, which peaked in Europe between 1349 and 1351, led to several major social, economic and religious consequences in Europe. Contents 1 Depopulation 1.1 Asia … Wikipedia
Alejandro (song) — Alejandro Single by Lady Gaga from the album … Wikipedia
Optical mineralogy — A petrographic microscope, which is an optical microscope fitted with cross polarizing lenses, a conoscopic lens, and compensators (plates of anisotropic materials; gypsum plates and quartz wedges are common), for crystallographic analysis.… … 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