Students' Text-book of Color: Or, Modern Chromatics, with Applications to Art and IndustryD. Appleton, 1903 - 329 pagini |
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Pagina 10
... action on the retina that we see . These retinal pictures are , as it were , mosaics , made up of an infinite number of points of light ; they vanish with the objects producing them- though , as we shall see , their effect lasts a ...
... action on the retina that we see . These retinal pictures are , as it were , mosaics , made up of an infinite number of points of light ; they vanish with the objects producing them- though , as we shall see , their effect lasts a ...
Pagina 17
... action of very minute waves on the nervous substance of the retina ; that is to say , by the aid of purely mechanical movements of a definite character . When these waves have a length of about 3ʊ of an inch , they produce the sensation ...
... action of very minute waves on the nervous substance of the retina ; that is to say , by the aid of purely mechanical movements of a definite character . When these waves have a length of about 3ʊ of an inch , they produce the sensation ...
Pagina 28
... action of the red and violet waves , or the red and blue . All other possible tints and hues find their type in some portion of the spectrum , and , as will be shown in the next chapter , this applies just as well to the whole range of ...
... action of the red and violet waves , or the red and blue . All other possible tints and hues find their type in some portion of the spectrum , and , as will be shown in the next chapter , this applies just as well to the whole range of ...
Pagina 31
... action of the coloured light ; the mixture will indeed present to the eye more light , but it will be paler ; the colour - element will begin to be pushed into the background . Conversely , if we now should subject our mixture of white ...
... action of the coloured light ; the mixture will indeed present to the eye more light , but it will be paler ; the colour - element will begin to be pushed into the background . Conversely , if we now should subject our mixture of white ...
Pagina 32
... action on the eye ; when the proportion of white is very large , only a faint reminiscence of the original hue remains : we say the tint is greenish - grey , bluish - grey , or reddish- grey . If one part of red light is mixed with ...
... action on the eye ; when the proportion of white is very large , only a faint reminiscence of the original hue remains : we say the tint is greenish - grey , bluish - grey , or reddish- grey . If one part of red light is mixed with ...
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 - 1899 |
Students' Text-book of Color: Or, Modern Chromatics, with Applications to ... Ogden Nicholas Rood Vizualizare completă - 1913 |
Termeni și expresii frecvente
appear arranged artists beautiful blue-green bluish bluish-green bright brilliant brown carmine cause changes CHAPTER chromatic circle chromatic composition chrome-yellow colour-blind coloured light coloured surfaces combinations complementary colours contrast cyan-blue dark darkened emerald-green employed experiment fact fixed lines fundamental colours furnished gamboge gives gradation green and violet green light green-blue greenish greenish-blue greenish-yellow Helmholtz hence illumination Illustrations indicated in Fig intensity kind less light and shade luminosity luminous Maxwell ment mingled mixed mixture nature normal eye normal spectrum objects observer obtained ochre optic nerve orange orange-red orange-yellow painted pale pigments placed plate portion position present prism Professor Prussian-blue pure colours pure grey purple rays reach the eye red and green red lead red light reflected light result retina rotation saturated sensation stained glass theory of colour tints tion transmitted ultramarine ultramarine-blue uranium glass vermilion violet nerves violet-blue water-colour wave-length white light white paper yellowish yellowish-green
Pasaje populare
Pagina 246 - ... just what curvature is to lines, both being felt to be beautiful by the pure instinct of every human mind, and both, considered as types, expressing the law of gradual change and progress in the human soul itself.