filter holder
1Filter holder — Фильтродержатель; держатель светофильтра …
2Hölder'sches Mittel — Mittelwerte treten in der Mathematik und insbesondere in der Statistik in inhaltlich unterschiedlichen Kontexten auf. In der Statistik ist ein Mittelwert ein sog. Lageparameter (Überbegriff Parameter (Statistik)), also ein aggregierender… …
3Photographic 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… …
4Close-up filter — Set of three close up lenses Typical close up lens …
5Cigarette holder — A cigarette holder A cigarette holder is a fashion accessory, a slender tube in which a cigarette is held for smoking. Most frequently made of silver, jade or bakelite (popular in the past but now wholly replaced by modern plastics), cigarette… …
6Cigarette filter — Filters in a new and used cigarette A cigarette filter has the purpose of reducing the amount of smoke, tar, and fine particles inhaled during the combustion of a cigarette. Filters also reduce the harshness of the smoke and keep tobacco flakes… …
7Jive filter — Jive, also known as the Jive Filter, is a novelty program that converts plain English to a comic dialect known as jive a parody of African American speech. Some versions of the filter were adapted to parody other forms of English speech, such as… …
8Silt Density Index — The silt density index is a measure for the fouling capacity of water in reverse osmosis systems. SDI values below 5 result in low fouling rates. The Silt Density Index (SDI) test is used to determine the fouling potential of waterfeeding a… …
9Coffee preparation — For the agricultural and industrial processes for producing whole coffee beans, see Coffee processing. Coffee preparation is the process of turning coffee beans into a beverage. While the particular steps needed vary with the type of coffee… …
10Enlarger — An enlarger is a specialised transparency projector used to produce photographic prints from film or glass negatives using the gelatin silver process, or transparencies. All enlargers consist of a light source normally an incandescent light bulb …
