Achromatic objective
achromatic objective
achromatic objective n.
an objective that is corrected for two colors chromatically and for one color spherically.
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- Achromatic prism
a system of two or more prisms of different substances that deflects but does not disperse a beam of light.
- Achromatic vision
achromatic vision achromatic vision n. see achromatopsia.
- Achromatize
to make ; deprive or free of color. verb (transitive) to make achromatic; to remove colour from
- Achromatin
noun the material of the nucleus of a cell that does not stain with basic dyes compare chromatin achromatin a·chro·ma·tin (ā-krō’mə-tĭn) n. the part of a cell nucleus that remains less colored than the rest of the nucleus when stained or dyed. a·chro’ma·tin’ic adj.
- Achromatism
freedom from color. freedom from chromatic aberration, as in an . historical examples thus examined, the departure of the eye from achromatism appears very gross indeed. six lectures on light john tyndall the achromatism of prisms depends upon the same principles, and it is effected in the same way as that of lenses. cooley’s cyclopdia […]