focus of lens
31focus — /ˈfoʊkəs / (say fohkuhs) noun (plural focuses or foci /ˈfoʊkaɪ/ (say fohkuy), /ˈfoʊki/ (say fohkee), /ˈfoʊsaɪ/ (say fohsuy)) 1. Physics a point at which rays of light, heat, or other radiation, meet after being refracted or reflected. 2. Optics …
32Lens capsule — Infobox Anatomy Name = PAGENAME Latin = GraySubject = 226 GrayPage = 1019 Caption = The upper half of a sagittal section through the front of the eyeball. (Capsule of lens labeled at center right.) Caption2 = Width = 350 System = Precursor =… …
33focus — {{11}}focus (n.) 1640s, from L. focus hearth, fireplace (also, figuratively, home, family ), of unknown origin, used in post classical times for fire itself, taken by Kepler (1604) in a mathematical sense for point of convergence, perhaps on… …
34lens — Physically essential to sight, a transparent tissue that bends light passing through the eye. To focus light, the lens can change shape by bending. Also, a transparent piece of glass or another material, which is shaped to focus the passage of …
35Lens Preset Positioning — WikiV Follower Pots are installed on lens that allows feedback to the controller information relevant to zoom and focus positioning allowing the controller to quickly adjust to a preselected scene and arrive in focus at the proper focal length… …
36lens focus — lęšio židinys statusas T sritis fizika atitikmenys: angl. lens focus vok. Brennpunkt der Linse, m rus. фокус линзы, m pranc. foyer de la lentille, m …
37Focus 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 …
38focus — noun (plural focuses or foci fəʊsʌɪ) 1》 the centre of interest or activity. ↘an act of focusing on something. 2》 the state or quality of having or producing clear visual definition. ↘another term for focal point. ↘the point at which… …
39focus — refers to the degree of sharpness or distinctness of an image (or an element of an image such as a person, object, etc.); as a verb, it refers to the manipulation or adjustment of the lens to create a sharper image; terms related are deep focus …
40lens — noun (C) 1 a piece of curved glass or plastic which makes things look bigger or smaller, for example in a pair of glasses or in a telescope 1: Jan wears glasses with thick lenses. 2 the part of a camera through which the light travels before it… …