Online Encyclopedia

ACHROMATISM (Gr. a-, privative, xpiaµ...

Online Encyclopedia
Originally appearing in Volume V01, Page 145 of the 1911 Encyclopedia Britannica.
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ACHROMATISM (Gr. a-, privative, xpiaµa, colour), in optics, the property of transmitting white light, without decomposing it into the colours of the spectrum; " achromatic lenses are lenses which possess this property. (See LENS, ABERRATION and PHOTOGRAPHY.)
End of Article: ACHROMATISM (Gr. a-, privative, xpiaµa, colour)
ACID (from the Lat. root ac-, sharp; acere, to be s...

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