- effective size of focal area
-
эффективная величина площади фокуса
Англо-русский словарь терминов металлургии и сварки. 2011.
Англо-русский словарь терминов металлургии и сварки. 2011.
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
F-number — In optics, the f number (sometimes called focal ratio, f ratio, or relative aperture [Smith, Warren Modern Lens Design 2005 McGraw Hill] ) of an optical system expresses the diameter of the entrance pupil in terms of the focal length of the lens; … Wikipedia
Minolta Dimage 7, 7i, 7hi — Minolta DiMage 7i The Minolta DiMage 7, 7i, 7Hi series is a pro sumer line of digital electronic viewfinder cameras from Minolta. These are also known as bridge digital cameras. They are capable of capturing images in the 5 megapixel range. The… … Wikipedia
BTA-6 — Infobox Telescope bgcolour = name = BTA 6 caption = BTA 6 as seen from in front of the main entrance organization = SAO location = near Mt. Pastukhova, Russia wavelength = 0.3 to 10 μM built = First light 1975 website = http://w0.sao.ru/Doc… … Wikipedia
Reflector (photography) — In photography and cinematography, a reflector is an improvised or specialised reflective surface used to redirect light towards a given subject or scene. Types Apart from certain highly specialized components found in enlargers, projectors and… … Wikipedia
History of Basilan — Pre Hispanic TaguimaBasilan s earliest settlers were the Orang Dampuans originating from the islands of Eastern Indonesia, who were the ancestors of the native Yakans. They are variously called the Orang Dyaks or the Tagihamas.The Yakans, an… … Wikipedia
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
motion-picture technology — Introduction the means for the production and showing of motion pictures. It includes not only the motion picture camera and projector but also such technologies as those involved in recording sound, in editing both picture and sound, in… … Universalium
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
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium
Depth of field — The area within the depth of field appears sharp, while the areas in front of and beyond the depth of field appear blurry … Wikipedia