﻿ Definition of Principal ray. Meaning of Principal ray. Synonyms of Principal ray

# Definition of Principal ray. Meaning of Principal ray. Synonyms of Principal ray

Here you will find one or more explanations in English for the word Principal ray. Also in the bottom left of the page several parts of wikipedia pages related to the word Principal ray and, of course, Principal ray synonyms and on the right images related to the word Principal ray.

## Definition of Principal ray

Principal ray
Principal Prin"ci*pal, a. [F., from L. principalis. See Prince.] 1. Highest in rank, authority, character, importance, or degree; most considerable or important; chief; main; as, the principal officers of a Government; the principal men of a state; the principal productions of a country; the principal arguments in a case. Wisdom is the principal thing. --Prov. iv. 7. 2. Of or pertaining to a prince; princely. [A Latinism] [Obs.] --Spenser. Principal axis. See Axis of a curve, under Axis. Principal axes of a quadric (Geom.), three lines in which the principal planes of the solid intersect two and two, as in an ellipsoid. Principal challenge. (Law) See under Challenge. Principal plane. See Plane of projection (a), under Plane. Principal of a quadric (Geom.), three planes each of which is at right angles to the other two, and bisects all chords of the quadric perpendicular to the plane, as in an ellipsoid. Principal point (Persp.), the projection of the point of sight upon the plane of projection. Principal ray (Persp.), the line drawn through the point of sight perpendicular to the perspective plane. Principal section (Crystallog.), a plane passing through the optical axis of a crystal.

## Meaning of Principal ray from wikipedia

- rays intersect the pupil at yp=0. The prin****l ray is both sagittal and meridional. All other sagittal rays are skew rays. A paraxial ray is a ray that...
- angles to the prin****l ray; of these, one lies in the plane containing the prin****l ray and the axis of the system, i.e. in the first prin****l section or...
- the images. The two prin****l planes have the property that a ray emerging from the lens appears to have crossed the rear prin****l plane at the same distance...
- based on 10 reviews. The complete first season of Vice Prin****ls was released on DVD and Blu-ray by HBO Home Entertainment (which is distributed through...
- A gamma ray, or gamma radiation (symbol γ or γ {\displaystyle \gamma } ), is a penetrating form of electromagnetic radiation arising from the radioactive...
- corresponding to three prin****l axes of the crystal. For most ray directions, both polarizations would be cl****ified as extraordinary rays but with different...
- Rudolph Frank Moore (March 17, 1927 – October 19, 2008), known as Rudy Ray Moore, was an American comedian, singer, actor, and film producer. He created...
- (Prin****l) Percussion Michael Frye (Prin****l), Ray Northcott Harp Renata Sheffel-Stein (Prin****l), J. Marson Piano/Celeste Robert Noble (Prin****l)...
- GCPD Detective Burke. He also appeared in both seasons of HBO's Vice Prin****ls as Ray Liptrapp; appeared in Fargo and the miniseries Waco; and he starred...
- known for playing Henry Hill in Goodfellas (1990). His other roles include Ray Sinclair in Something Wild (1986), for which he received a Golden Globe nomination...