compound ray
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Ray transfer matrix analysis — (also known as ABCD matrix analysis) is a type of ray tracing technique used in the design of some optical systems, particularly lasers. It involves the construction of a ray transfer matrix which describes the optical system; tracing of a light… … Wikipedia
Ray — Ray, n. [OF. rai, F. rais, fr. L. radius a beam or ray, staff, rod, spoke of a wheel. Cf. {Radius}.] 1. One of a number of lines or parts diverging from a common point or center, like the radii of a circle; as, a star of six rays. [1913 Webster]… … The Collaborative International Dictionary of English
Ray floret — Ray Ray, n. [OF. rai, F. rais, fr. L. radius a beam or ray, staff, rod, spoke of a wheel. Cf. {Radius}.] 1. One of a number of lines or parts diverging from a common point or center, like the radii of a circle; as, a star of six rays. [1913… … The Collaborative International Dictionary of English
Ray flower — Ray Ray, n. [OF. rai, F. rais, fr. L. radius a beam or ray, staff, rod, spoke of a wheel. Cf. {Radius}.] 1. One of a number of lines or parts diverging from a common point or center, like the radii of a circle; as, a star of six rays. [1913… … The Collaborative International Dictionary of English
Ray point — Ray Ray, n. [OF. rai, F. rais, fr. L. radius a beam or ray, staff, rod, spoke of a wheel. Cf. {Radius}.] 1. One of a number of lines or parts diverging from a common point or center, like the radii of a circle; as, a star of six rays. [1913… … The Collaborative International Dictionary of English
Compound prism — A compound prism is a set of multiple triangular prism elements placed in contact, and often cemented together to form a solid assembly.[1] The use of multiple elements gives several advantages to an optical designer:[2] One can achieve spectral… … Wikipedia
Compound refractive lens — A Compound refractive lens (CRL) is a series of individual lenses arranged in a linear array in order to achieve focusing of X rays in the energy range of 5 40 keV. For all materials the refractive index for X rays is close to 1, hence a single… … Wikipedia
compound-nucleus model — ▪ nuclear physics description of atomic nuclei proposed (1936) by the Danish physicist Niels Bohr (Bohr, Niels) to explain nuclear reactions as a two stage process comprising the formation of a relatively long lived intermediate nucleus and … Universalium
aggregate ray — noun : a group of rays in certain woods appearing at low magnification as a single vascular ray but consisting of smaller rays, fibers, and sometimes vessels called also compound ray … Useful english dictionary
Extraordinary ray — Ray Ray, n. [OF. rai, F. rais, fr. L. radius a beam or ray, staff, rod, spoke of a wheel. Cf. {Radius}.] 1. One of a number of lines or parts diverging from a common point or center, like the radii of a circle; as, a star of six rays. [1913… … The Collaborative International Dictionary of English