filter sheet

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• Polaroid-Filter — umfassen eine Gruppe von Edwin Herbert Land und Mitarbeitern der Firma Polaroid im zweiten Drittel des 20. Jahrhunderts entwickelten und vertriebenen Polarisationsfilter. Der Name „Polaroid“ geht dabei auf Polarisatoren, deren Dicke senkrecht zur …   Deutsch Wikipedia

• Photographic filter — Four photographic filters. Clockwise, from top left, an infrared hot mirror filter, a polarising filter, and a UV filter. The larger filter is a polariser for Cokin style filter mounts. In photography and videography, a filter is a camera… …   Wikipedia

• Electronic filter — Electronic filters are electronic circuits which perform signal processing functions, specifically intended to remove unwanted signal components and/or enhance wanted ones. Electronic filters can be:*passive or active *analog or digital *discrete …   Wikipedia

• Touch screen filter — This is an article describing the EMI and Optics filters that can be manufactured and incorporated onto touch screens. A number of filters and light guides into touch panels to achieve a variety of applications. In addition, all of these… …   Wikipedia

• light filter — An optical element such as a sheet of glass, gelatine, or plastic dyed in a specific manner to absorb selectively light of certain colors …   Military dictionary

• glare filter — noun A transparent sheet (of glass or plastic, usually) placed over a monitor to reduce glare …   Wiktionary

• Vectograph — A vectograph is a kind of stereoscopic technology that uses polarized glasses to view a three dimensional photographic image embedded in a plastic sheet.Polaroid Corporation invented a technique to make a polarized filter sheet more or less… …   Wikipedia

• Canon L lens — An L lens is a line of SLR photography lenses made by Canon.L lenses are Canon s top of the line lenses. The L officially stands for Luxury , a reference to the lenses high price and build. Some have rumoured that L originally stood for… …   Wikipedia

• photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

• papermaking — [pā′pər māk΄iŋ] n. the making of paper papermaker n. * * * pa·per·mak·ing (pāʹpər mā kĭng) n. The process or craft of making paper.   paʹper·mak er n. * * * Introduction       formation of a matted or felted sheet, usually of cellulose fibres,… …   Universalium

• Cyclic nucleotide-gated ion channel — Cyclic nucleotide gated (CNG) ion channels are ion channels that function in response to the binding of cyclic nucleotides. CNG channels are nonselective cation channels that are found in the membranes of various types of cells. Signal… …   Wikipedia