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Definition of the noun achromatic lens
What does achromatic lens mean as a name of something?
- a compound lens system that forms an image free from chromatic aberration
Alternative definition of the noun achromatic lens
- [optics] A lens generally composed of two separate lenses, one convex and one concave and generally of different materials, in such a way that the chromatic aberration produced by one is corrected by the other.
Achromatic lens: An achromatic lens or achromat is a lens that is designed to limit the effects of chromatic and spherical aberration. Achromatic lenses are corrected to bring two wavelengths into focus in the same plane.
- also known as 消色差透鏡
- inventor: John Dollond
Printed dictionaries and other books with definitions for Achromatic lens
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by C. R. Kitchin
achromatic doublet See achromatic lens. achromatic lens A lens in which the chromatic aberration has been reduced compared with that to be expected from a simple lens. The first achromat was invented by Chester Moor Hall in 1733 and ...
by Robert Splinter
Achromatic lens 21 A. Accelerator,. particle. [atomic, nuclear] See particle accelerator. Accelerator,. Van. de. Graaff. generator. [atomic] See vandergraaff generator. Acceptor. impurity. [atomic] Atoms and molecules deviating ...
by A. H. Hashmi
Such a combination makes an achromatic lens. These lenses are made in such a way ...
by David Prakel
These are called achromatic elements and, depending on the quality of the lens, correct for two colours (an achromatic lens) or three colours (an apochromatic lens). Lateral CA is seen as colour fringes at the edges of an image, as shown in ...
by Armand Spitz, Frank Gaynor
achromat see ACHROMATIC LENs. achromatic lens A lens that has been substantially corrected for chromatic aberration ...
by Jasvinder Singh
Achromatic Lens : A lens free from chromatic aberration. This type of lens does not produce coloured fringes in the image. Usually a combination of crown and flint glass lenses cemented together, achromatic lens is used in optical instruments.
by John Daintith
See also compound lens, achromatic lens. 2. Any device for diverging or converging a beam. See electron lens. lens formula. Any equation describing the properties of a lens. The equation 1/V + 1/u = 1/f, relates the image distance (V), object ...
by Harold A Stein, Raymond M Stein
An achromatic lens is a lens that is corrected for chromatic (color) aberrations. Multifocal lenses are lenses with more than one focal point, thus allowing a person with presbyopia to see at more than one near distance. Bifocals, trifocals and ...
by Rolf H. J. Schlegel
bot achlorophyllous: A plant or leaf without chlorophyll bot achromat: A microscope objective corrected for axial chromatic aberration micr >>> achromatic lens achromatic: Parts of the nucleus not stainable by common chromosome dyes cyto ...
by Keith Jack, Vladimir Tsatsulin
achromatic lens A lens corrected for chromatic aberration. In its simplest form, it consists of a pair of lenses, designed so that the dispersion produced by one lens (being divergent) corrects the dispersion ...
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Video about Achromatic lens
Achromatic lens Meaning
Video shows what achromatic lens means. A lens generally composed of two separate lenses, one convex and one concave and generally of different materials, ...
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