Colour-blindness and Colour-perceptionK. Paul, Trench, Trübner & Company, Limited, 1891 - 311 pages |
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Page 16
... pass through the space of an inch can be divided into millionths . Again , let us consider a position series . This ... passes by imperceptible gradations into another ; thus the space between N. and N.W. could be subdivided any number ...
... pass through the space of an inch can be divided into millionths . Again , let us consider a position series . This ... passes by imperceptible gradations into another ; thus the space between N. and N.W. could be subdivided any number ...
Page 29
... pass through the same channel ( the eye , optic tract , and brain ) before it reaches the mind ; thus , if there were no colour - perceiving centre , we should have no knowledge of colour however plainly it was represented in the retina ...
... pass through the same channel ( the eye , optic tract , and brain ) before it reaches the mind ; thus , if there were no colour - perceiving centre , we should have no knowledge of colour however plainly it was represented in the retina ...
Page 31
... pass through a slit which only allows a small portion to pass . When THE PSYCHO - PHYSICAL PERCEPTION OF COLOUR . 31.
... pass through a slit which only allows a small portion to pass . When THE PSYCHO - PHYSICAL PERCEPTION OF COLOUR . 31.
Page 32
Frederick William Edridge-Green. which only allows a small portion to pass . When the spectrum is viewed in this way it appears to be made up of a series of monochromatic bands . The size of these monochromatic bands differs with ...
Frederick William Edridge-Green. which only allows a small portion to pass . When the spectrum is viewed in this way it appears to be made up of a series of monochromatic bands . The size of these monochromatic bands differs with ...
Page 47
... sensation , is that light passes through the retina , and is reflected back from the choroid . The undulations on their return through the retina influence the rods and cones . The effect FUNCTION OF RETINA IN PERCEPTION OF COLOUR . 47.
... sensation , is that light passes through the retina , and is reflected back from the choroid . The undulations on their return through the retina influence the rods and cones . The effect FUNCTION OF RETINA IN PERCEPTION OF COLOUR . 47.
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Common terms and phrases
absolute psycho-physical units after-image ANNA BLACKWELL blue-green bright brown candidate centre colour-blind person colour-perception coloured glass complementary colours contrast correctly crimson dark daylight defect definite colours Demy 8vo distinguish English Essays examination Fcap Fifth Edition four-unit Fourth Edition Frontispiece gaslight gray greenish Holmgren's Illustrations India junction large number LL.B LL.D luminosity Maps match mistakes modified unit neutral band neutral glasses normal-sighted person obtained olive-green orange painted physical series physical units Pilotage pink Plates Pocket Test points of difference Portrait Post 8vo Prof psycho-physical perception psycho-physical series psycho-physical units pure green purple red and green red end red rays retina rose Royal 8vo Sanskrit scotoma Second Edition seen shade simultaneous contrast Small crown 8vo spectroscope spectrum standard red test for colour-blindness theory Third Edition three-unit tion Translated Trinity House two-unit colour-blind violet violet end visual purple vols wools yellow and blue yellow-brown yellow-green Young-Helmholtz theory