Medical Radiography and Photography, Band 60,Ausgabe 1Eastman Kodak Company, 1984 |
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Seite 29
... contrast dis- crimination and patterns of varying spatial frequency shows that human vision has a peak contrast sensitivity at a frequency of approximately 3 to 6 cycles per degree of visual angle65-68,71,159-163 ( Figure 50 ) . These ...
... contrast dis- crimination and patterns of varying spatial frequency shows that human vision has a peak contrast sensitivity at a frequency of approximately 3 to 6 cycles per degree of visual angle65-68,71,159-163 ( Figure 50 ) . These ...
Seite 40
... contrast sensitivity of the eye is relatively insensitive to the illu- minant color.208-210 This observation is reassuring , since it appears to indicate that contrast sensitivity is unaffected by a pref- erence for either the warm ...
... contrast sensitivity of the eye is relatively insensitive to the illu- minant color.208-210 This observation is reassuring , since it appears to indicate that contrast sensitivity is unaffected by a pref- erence for either the warm ...
Seite 47
... Contrast thresholds of the human eye . J Opt Soc Am , 36 : 624 , November 1946 . 143. Blackwell , HR : Luminance ... sensitivity . J Opt Soc Am , 52 : 328 , March 1962 . 162. Robson , JG : Spatial and temporal contrast- sensitivity ...
... Contrast thresholds of the human eye . J Opt Soc Am , 36 : 624 , November 1946 . 143. Blackwell , HR : Luminance ... sensitivity . J Opt Soc Am , 52 : 328 , March 1962 . 162. Robson , JG : Spatial and temporal contrast- sensitivity ...
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