 With the aid of these facts, the theory of accidental colors will be readily understood. When the eye has been for some time fixed on the red wafer, the part of the retina occupied by the red image is strongly excited, or, as it were, deadened by its...  A Treatise on Optics - Page 175by David Brewster, Alexander Dallas Bache - 1833 - 95 pagesFull view - About this book
 | 1835 - 502 pages
...or what the other wants to make it white light ; that is, the primitive and the accidental colours will, when reduced to the same degree of intensity...together, make white light. On this account accidental colours have been called complementary colours." Optics, page 305, and at pages 308 and 309, he seems... | |
 | W A. Nicholls - 1858 - 288 pages
...or what the other wants to make it white light; that is, the color of the wafer and accidental color will, when reduced to the same degree of intensity...for some time fixed on the red wafer, the part of th e retina occupied by the red image is strongly excited, or, as it were, deadened by its continued... | |
 | John Gardner Wilkinson - 1858 - 482 pages
...others the " opposite." The reason of the green image of the red being seen Brewster shows to be, that " the part of the retina occupied by the red image is strongly excited," or " deadened by its continual action." The sensibility to red light^will therefore be diminished ; "the... | |
 | George Barnard - 1861 - 386 pages
...refracting substances. To verify the above experiments, it will be necessary to use a prism of flint-glass. reduced to the same degree of intensity which they...together, make white light. On this account accidental colours have been called complementary colours. "With the aid of these facts, the theory of accidental... | |
 | 1862 - 522 pages
...of white paper, after prolonged contemplation of a red wafer, has been commonly explained thus — " When the eye has been for some time fixed on the red...the part of the retina occupied by the red image is deadened by its continued action, and insensible to the red rays which form part of the white light... | |
 | Mark M. Maycock - 1896 - 88 pages
...green color. The reason of the bluish green image of the red being seen, Krewster shows to be that "the part of the retina occupied by the red image is strongly excited or deadened by its continued action, the sensibility to red light will therefore be diminished, and the... | |
 | 1861 - 1188 pages
...white paper, after prolonged contemplation of a red wafer, has been commonly explained thus : — " When the eye has been for some time fixed on the red...wafer, the part of the retina occupied by the red inuiLTc is deadened by its continued action, and insensible to the red rays which form part of the... | |
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