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...
- ex-wife Gale (Busy Philipps) and her husband Ray (Shea Whigham), informing them that he was announced as prin****l despite no confirmation. When he arrives...
- images. The two prin****l planes of a lens have the property that a ray emerging from the lens appears to have crossed the rear prin****l plane at the same...
- 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...
- optical axis, prin****l axis, or prin****l ray. The plane which is spanned by axes X1 and X2 is the front side of the camera, or prin****l plane. An image...
- Parkhurst–2007-2011 (Prin****l of Volney Elementary School, named Prin****l of G. Ray Bodley High School) Mr. Ryan Lanigan–2011-2013 (unknown, named Prin****l of Fulton...
- A gamma ray, also known as gamma radiation (symbol γ ), is a penetrating form of electromagnetic radiation arising from the radioactive decay of atomic...
- Prin****l Seymour Skinner (born Armin Tamzarian) is a recurring fictional character in the animated sitcom The Simpsons, who is voiced by Harry Shearer...
- attacks from the dragon lurking in the chasm. The rest of the prin****l cast consists of Ray Winstone, Nick Robinson, Shohreh Aghdashloo, Angela B****ett...