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Unwanted prism
| Глоссарий терминов и сокращений по оптическим линзам |
Prismatic effect induced by improperly centered lenses. any amount of prism that exists at the mrp other than that prescribed. uvea, uveal tract – the middle coat of the eyeball, consisting of the choroids in the back of the eye and the ciliary body and iris in the front of the eye. v
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Prism, английский
- Triangular shaped glass or other transparent material. when light is passed through a prism, its wavelengths refract into a rainbow of colors. this demonstrates that light is composed of color and indicates the arrangement of colors in the visible spectru
- Program reliability information system for
- Parameter-elevation regressions on independent slopes model
- In dioptrics, is a geometrical solid bounded by three parallelograms, whose bases are equal triangles.
- Призма
- A credit card fraud monitoring system. it was developed in part from the application of knowledge discovery in databases (kdd) techniques see also: knowledge discovery in databases. probabilistic context free grammar (pcfg) these are grammars that are developed from large databases of text. the grammars attach probabilities to the various productions in the grammar. if the grammars are developed using supervised learning (i.e., a tagged text corpus), the probabilities can be directly estimated by counting the various productions and perhaps smoothing or otherwise post-processing the results. for an unsupervised corpus, some form of estimation and maximization strategy needs to be employed.
Prism diopter, английский
Unit of measure indicating deflection of light rays. one prism diopter deflects rays of one centimeter at a distance of one meter. prism power can be calculated by using prentice’s
Prism glass, английский
Prism pairs, английский
Combinations of two prisms, mostly used for dispersion compensation
Prism rail, английский
Holding company for cardiff railway company
Prism segment, английский
A straight-top glass bifocal lens with the “base in” prism ground in the segment portion only. prism thinning (equi-thin)– the reduction of inherent thickness in the upper portion of certain type of mutifocal lenses by grinding equal basedown prism in each lens of a pair; the lower portions in certain type lenses tend to be thinner than the upper portions. thickness and weight are reduced due this procedure causing a more pleasing pair of spectacles.
Prismatic, английский
Prismatic billet molding, английский
A common norman molding consisting of a series of prisms, with alternate rows staggered.
Prismatic co-ordinate inspection machine, английский
Измерительный робот (координатно- измерительная машина) для контроля (измерения) корпусных деталей
Prismatic coefficient, английский
Призматический коэффициент
Prismatic color, английский
As pure a hue as possible with pigments, paint, inks, dyes, etc.
Prismatic compass, английский
- One so fitted with a glass prism for reading by reflection, that the eye can simultaneously observe an object and read its compass bearing.
- A hand-held compass on which a prism makes it possible to observe an object while simultaneously reading its bearing. often provided to small boats.
Prismatic effect by lens, английский
When light goes through a wedge shaped lens which is called a prism, it bends. light is also bent when it does not go through the center of a lens. it commonly occurs when the pupillary distance (pd) is not measured or made correctly.
Prismatic glass, английский
Rolled glass 1?8 to 1?4 in. (3.2 to 6.4 mm) thick, one face of which consists of parallel prisms that refract the transmitted light, thereby changing the direction of the light rays.
Prismatic glass., английский
Prismatic imbalance, английский
The difference in prism power in a pair of ophthalmic lenses at corresponding specified reference points.
Prismatic plane, английский
Prismatic quartz, английский
Prismatic rustication, английский
In elizabethan architecture, rusticated masonry with diamond-shaped projections worked on the face of every stone.
Prismatic system, английский
Prismatic telescope, английский
Prescribed, английский
Заданный; предписанный
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Vergence, английский
The ability of the eyes to rotate toward or away from each other to remain focused on an object as it approaches or moves away.
Uniocular, английский
Having or using only one eye.
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