Titlebook: Color Measurement; Theme and Variations David L. MacAdam Textbook 1985Latest edition Springer-Verlag Berlin Heidelberg 1985 adaptation.phot

复习

Color-Order Systems,At least two centuries before colorimetry attained widespread, routine use, efforts were made to arrange and display colors in orderly manners. I consider it probable that Leonardo da Vinci may have painted sequences in which closely related colors were near each other and contrasting colors were widely separated.

FICE

JADED

交响乐

Spectrophotometry,nt light, absorbs a fraction of 1% in ordinary thicknesses, and transmits nearly 92%. For this reason, an object will be called transparent if the proportion of the incident light that it transmits is too large to be ignored. On this basis, a sheet of paper or cloth must usually be considered transparent.

使习惯于

Chromatic Adaptation,all, distant object, is definitely bluish. But viewed close up, the TV screen dominates our field of view, governs our adaptation, becomes our criterion for white, and (if it is a monochrome set) appears nearly colorless.

Condense

hegemony

Determination of Tristimulus Values,adopted by the CIE in 1931. Those values indicate the amounts of each of the chosen primaries that are required by a normal observer to match the colors of equal amounts of power at the indicated wavelengths.

grotto

expound

0342-4111 s and clarifica­ tions. Although no new topics have been introduced, the new edition should be more clear and useful. A novelty in the Notes and Sources Appendix should facilitate reference from the notes back to the text. Far that purpose, the page number of the text to which each note refers is in

他日关税重重

Stephen Aylward,J. Alison Noble,Zhe Minpaucity of usable materials was not remedied until after Perkin’s synthesis of mauve from coal tar in 1856. That discovery led to the introduction of thousands of synthetic dyes and pigments. In the ever-increasing use of color today, the lack of suitable coloring materials no longer limits the variety of attainable colors.