Definition of Direct vision. Meaning of Direct vision. Synonyms of Direct vision

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Definition of Direct vision

Direct vision
Vision Vi"sion, n. [OE. visioun, F. vision, fr. L. visio, from videre, visum, to see: akin to Gr. ? to see, ? I know, and E. wit. See Wit, v., and cf. Advice, Clairvoyant, Envy, Evident, Provide, Revise, Survey, View, Visage, Visit.] 1. The act of seeing external objects; actual sight. Faith here is turned into vision there. --Hammond. 2. (Physiol.) The faculty of seeing; sight; one of the five senses, by which colors and the physical qualities of external objects are appreciated as a result of the stimulating action of light on the sensitive retina, an expansion of the optic nerve. 3. That which is seen; an object of sight. --Shak. 4. Especially, that which is seen otherwise than by the ordinary sight, or the rational eye; a supernatural, prophetic, or imaginary sight; an apparition; a phantom; a specter; as, the visions of Isaiah. The baseless fabric of this vision. --Shak. No dreams, but visions strange. --Sir P. Sidney. 5. Hence, something unreal or imaginary; a creation of fancy. --Locke. Arc of vision (Astron.), the arc which measures the least distance from the sun at which, when the sun is below the horizon, a star or planet emerging from his rays becomes visible. Beatific vision (Theol.), the immediate sight of God in heaven. Direct vision (Opt.), vision when the image of the object falls directly on the yellow spot (see under Yellow); also, vision by means of rays which are not deviated from their original direction. Field of vision, field of view. See under Field. Indirect vision (Opt.), vision when the rays of light from an object fall upon the peripheral parts of the retina. Reflected vision, or Refracted vision, vision by rays reflected from mirrors, or refracted by lenses or prisms, respectively. Vision purple. (Physiol.) See Visual purple, under Visual.

Meaning of Direct vision from wikipedia

- The Direct Vision Standard is a measure of how much HGV drivers can see from their cab directly (without the use of mirrors or video cameras). Since October...
- to (but offset from) the entrance beam. The prism ****embly is thus a direct-vision prism and is commonly used as such in hand-held spectroscopes. Other...
- endoscopes, however, tend to have optics while a speculum is intended for direct vision. ****l and anal specula were used by the ancient Gr****s and Romans...
- Acuvue Oasys with Transitions was discontinued in 2024. Vision Direct, formerly Vision Direct Group Ltd , is an online optical retailer that sells contact...
- tube into the larynx or a nasogastric tube into the esophagus under direct vision. They are also used to remove foreign bodies. These forceps are named...
- window in armoured plate, similar to a direct vision slit. A compact periscope inside the protectoscope allows the vision slit to be blanked off with spaced...
- Kristal-Astro brand. The Indonesian operations were operated by PT Direct Vision, while the Bruneian operations were operated by Kristal Sdn. Bhd. In...
- the series, which was directed by Matt Shakman. Elizabeth Olsen and Paul Bettany reprise their respective roles as Wanda and Vision from the film series...
- efficiency of DAF's commercial vehicles, the Digital Vision System helps to meet the Direct Vision Standards (DVS) at 3-Star on the XG to meet 2024 requirements...
- which he developed theories of direct vision (optics proper), vision by reflection (catoptics), and, notably, vision by refraction (dioptrics). Galen...