HOYA CIRCULAR POLARIZING FILTER REVIEW : HOYA CIRCULAR

srijeda, 07.12.2011.

Hoya Circular Polarizing Filter Review : Fm Ceramic Filter.

Hoya Circular Polarizing Filter Review

circular polarizing

(Circular polarizer) A polarizer is a device that converts a beam of electromagnetic waves (light) of undefined or mixed polarization into a beam with well-defined polarization. The common types of polarizers are linear polarizers and circular polarizers.

filter

an electrical device that alters the frequency spectrum of signals passing through it

A screen, plate, or layer of a substance that absorbs light or other radiation or selectively absorbs some of its components

A device for suppressing electrical or sound waves of frequencies not required

A porous device for removing impurities or solid particles from a liquid or gas passed through it

device that removes something from whatever passes through it

remove by passing through a filter; "filter out the impurities"

review

A critical appraisal of a book, play, movie, exhibition, etc., published in a newspaper or magazine

A periodical publication with critical articles on current events, the arts, etc

A formal assessment or examination of something with the possibility or intention of instituting change if necessary

look at again; examine again; "let's review your situation"

reappraisal: a new appraisal or evaluation

an essay or article that gives a critical evaluation (as of a book or play)

hoya

A climbing or sprawling evergreen shrub with ornamental foliage and waxy flowers, native to Southeast Asia and the Pacific and grown as a greenhouse or indoor plant

Hoya is a genus of 200-300 species of tropical climbing plants in the family Apocynaceae (Dogbane), native to southern Asia (India east to southern China and southward), Australia, and Polynesia. Common names for this genus are waxplant, waxvine, waxflower or simply hoya.

Asclepias L. (1753), the milkweeds, is a genus of herbaceous perennial, dicotyledonous plants that contains over 140 known species. It previously belonged to the family Asclepiadaceae, but this is now classified as the subfamily Asclepiadoideae of the dogbane family Apocynaceae.

any plant of the genus Hoya having fleshy leaves and usually nectariferous flowers

Lente polarizante circular

Observad el efecto en el aspecto del canon, comparando esta foto con la de enseguida.

Observe the effect of the circular polarizing filter on the appearence of the cannon comparing this picture with the one next to it.

Hoya obovata

Hoya obovata with corolas fully open. Usually on this hoya the corolas roll back and the coronas stick out.

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07.12.2011. u 09:44 • 0 Komentara • Print • #

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srijeda, 07.12.2011.