diffraction grating — Physics. a band of equidistant, parallel lines, usually more than 5000 per inch (2000 per centimeter), ruled on a glass or polished metal surface for diffracting light to produce optical spectra. Also called grating. [1865 70] * * * ▪ optics… … Universalium
Gitterauflösungsvermögen — gardelės skiriamoji geba statusas T sritis fizika atitikmenys: angl. grating resolving power vok. Gitterauflösungsvermögen, n rus. разрешающая способность решётки, f pranc. pouvoir séparateur du réseau, m … Fizikos terminų žodynas
gardelės skiriamoji geba — statusas T sritis fizika atitikmenys: angl. grating resolving power vok. Gitterauflösungsvermögen, n rus. разрешающая способность решётки, f pranc. pouvoir séparateur du réseau, m … Fizikos terminų žodynas
pouvoir séparateur du réseau — gardelės skiriamoji geba statusas T sritis fizika atitikmenys: angl. grating resolving power vok. Gitterauflösungsvermögen, n rus. разрешающая способность решётки, f pranc. pouvoir séparateur du réseau, m … Fizikos terminų žodynas
разрешающая способность решётки — gardelės skiriamoji geba statusas T sritis fizika atitikmenys: angl. grating resolving power vok. Gitterauflösungsvermögen, n rus. разрешающая способность решётки, f pranc. pouvoir séparateur du réseau, m … Fizikos terminų žodynas
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
Visual acuity — 20/15 and 20/15 vision redirect here. For other uses, see 2020 (disambiguation). Typical Snellen chart used for visual acuity testing. Visual acuity (VA) is acuteness or clearness of vision, which is dependent on the sharpness of the retinal… … 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
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
Cosmic Origins Spectrograph — The Cosmic Origins Spectrograph on its handling cart in the Spacecraft Systems Development Facility cleanroom at the Goddard Space Flight Center The Cosmic Origins Spectrograph (COS) is a science instrument that was installed on the Hubble Space… … Wikipedia