Students' Text-book of Color; Or, Modern Chromatics: With Applications to Art and IndustryD. Appleton, 1899 - 329 pagini |
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Pagina 32
... spectral tint , by reflecting a small amount of it from the mirror ( Fig . 6 ) , it will become possible to match the two colours ; and , if we know how much white light has been added , we can afterward say that the light reflected ...
... spectral tint , by reflecting a small amount of it from the mirror ( Fig . 6 ) , it will become possible to match the two colours ; and , if we know how much white light has been added , we can afterward say that the light reflected ...
Pagina 33
... spectral chart , which includes 1,000 parts from A to H ( see previous chapter ) , and supplying the colours from the observations of the present writer , we obtain the following table : * C. Vierordt , Poggendorff's " Annalen , " Band ...
... spectral chart , which includes 1,000 parts from A to H ( see previous chapter ) , and supplying the colours from the observations of the present writer , we obtain the following table : * C. Vierordt , Poggendorff's " Annalen , " Band ...
Pagina 37
... spectral colour ; in the lower part of the field the scale is visible , and with its aid the precise position of the prismatic hue can be determined . Instead of using a scale divided into equal parts , it is often advantageous THE ...
... spectral colour ; in the lower part of the field the scale is visible , and with its aid the precise position of the prismatic hue can be determined . Instead of using a scale divided into equal parts , it is often advantageous THE ...
Pagina 39
... spectral hue and the white light , and then to mix them in proper proportions , till the mixture matched the colour of the painted paper , etc. The second and third colour - constants can be more easily determined . It may be well here ...
... spectral hue and the white light , and then to mix them in proper proportions , till the mixture matched the colour of the painted paper , etc. The second and third colour - constants can be more easily determined . It may be well here ...
Pagina 41
... spectral colours have also been made by Charles Pierce , who found that the photometric susceptibility of the eye was the same for all colours . ( See " American Journal of Science and Arts , " April , 1877. ) With the aid of Vierordt's ...
... spectral colours have also been made by Charles Pierce , who found that the photometric susceptibility of the eye was the same for all colours . ( See " American Journal of Science and Arts , " April , 1877. ) With the aid of Vierordt's ...
Alte ediții - Afișează-le pe toate
Students' Text-book of Color: Or, Modern Chromatics, with Applications to ... Ogden Nicholas Rood Vizualizare completă - 1895 |
Students' Text-book of Color: Or, Modern Chromatics, with Applications to ... Ogden Nicholas Rood Vizualizare completă - 1913 |
Students' text-book of color: Or modern chromatics with applications to art ... Ogden Nicholas Rood Vizualizare completă - 1881 |
Termeni și expresii frecvente
appear arranged artists beautiful black disk BLUE FIG blue-green bluish bluish-green bright brilliant carmine changes chapter chromatic circle chromatic composition chrome-yellow cobalt-blue colour-blind coloured light coloured surfaces combinations complement complementary colours contrast cyan-blue dark darkened daylight dull effects produced emerald-green employed experiments fact fundamental colours furnished gamboge gas-light gives green and violet green light green nerves green-blue greenish greenish-blue greenish-yellow Helmholtz hence illumination indicated in Fig intensity lampblack less light and shade luminosity luminous ment millimetre mingled nature objects observer obtained olive-green orange orange-red orange-yellow painted pale palette pigments placed plate portion present prism proportions Prussian-blue pure colours pure grey purple rays red and green red lead red light red-purple reflected resultant tint retina rotation saturated sensation spectral spectrum stained glass tion transmitted ultramarine uranium glass vermilion violet gave violet nerves violet-blue white disk white light white paper whitish yellow light yellowish yellowish-green