achromatic

  • 91Optical aberration — v · d · e Optical aberration …

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  • 92Chromatic aberration — On top is corner detail in a photograph taken with a higher quality lens; bottom is a similar photograph taken with a wide angle lens showing severe visible lateral chromatic aberration. The effect is pronounced on the right side of the building… …

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  • 93Color theory — For the American electronica/synthpop musician, see Color Theory. In the visual arts, color theory is a body of practical guidance to color mixing and the visual impacts of specific color combinations. Although color theory principles first… …

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  • 94Grey — For other uses, see Grey (disambiguation). Achromatic redirects here. For other uses, see Achromatic (disambiguation). Grey/Gray   Common connotations  …

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  • 95Eyepiece — For the device for looking through a camera, see viewfinder. A collection of different types of eyepieces. An eyepiece, or ocular lens, is a type of lens that is attached to a variety of optical devices such as telescopes and microscopes. It is… …

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  • 96Refracting telescope — A refracting or refractor telescope is a dioptric telescope that uses a lens as its objective to form an image. The refracting telescope design was originally used in spy glasses and astronomical telescopes but is also used in other devices such… …

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  • 97Meade ETX telescope — A 105mm diameter Meade ETX The ETX (Everybody s Telescope) is a line of telescopes made by Meade Instruments. Contents 1 Origins …

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  • 98George Bass (optician) — George Bass was an optician known to have made an achromatic doublet around 1733. The instructions for the constructions were given by Chester Moore Hall. According to Hoyle, [Fred Hoyle, Astronomy; A history of man s investigation of the… …

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  • 99colorless — uncolored, achromatic mean without color. However, they are not freely interchangeable. Colorless is applied to something that is transparent {water is a colorless liquid} or to something that is bleached, blanched, or pallid {colorless leaves}… …

    New Dictionary of Synonyms

  • 100List of colors — See also: List of colors (compact), List of color palettes, and Index of color related articles Color is an important part of the visual arts, fashion, interior design and many other fields and disciplines. The following is a comprehensive… …

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