Medical Radiography and Photography, Band 60,Ausgabe 1Eastman Kodak Company, 1984 |
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Seite 9
... refraction , and perspective and were unmatched until the seventeenth cen- tury . Alhazen's work strongly influenced medieval writers ( Roger Bacon , John Peckham , and Witelo19 ) whose works on optics date from the thirteenth century ...
... refraction , and perspective and were unmatched until the seventeenth cen- tury . Alhazen's work strongly influenced medieval writers ( Roger Bacon , John Peckham , and Witelo19 ) whose works on optics date from the thirteenth century ...
Seite 10
... refractive media ( Figures 13 & 14 ) . It was this understand- ing of the optical properties of the eye that led to an appreciation of the signifi- cance of myopia and the rational use of eyeglasses . Accommodation ( the variable ...
... refractive media ( Figures 13 & 14 ) . It was this understand- ing of the optical properties of the eye that led to an appreciation of the signifi- cance of myopia and the rational use of eyeglasses . Accommodation ( the variable ...
Seite 16
... refractive index of the substance and the media surrounding it . Because the cornea is adjacent to air , its refractive index is greater than that of the lens , 58 and most of the bending , therefore , is done by the front surface of ...
... refractive index of the substance and the media surrounding it . Because the cornea is adjacent to air , its refractive index is greater than that of the lens , 58 and most of the bending , therefore , is done by the front surface of ...
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Academic Press accommodation anatomy angiogram angle artifacts blind spot boundaries brain brightness chest radiograph chiasm clinical clinicians cognitive color complex contrast sensitivity cornea CT image dark adaptation demonstrating density diag diagnostic Diagram diopters disease display edge effect electronic estimating FIGURE film fluoroscopy fovea human visual illumination illustrating image quality impaired important Invest Radiol knowledge Kundel lateral lens lesion light lines low spatial frequencies luminance luminosity Mach bands medical image myopes neural nodules nuclear image objects observer occur ophthalmoscope Opt Soc optic nerve optical illusions physical Physiol posterior problem Psychophysics pulmonary Radiol Clin North radiologists Radiology raster Ratliff receiver operating characteristic recognition recognized retina Revesz rods and cones roentgen search pattern shown Signal Detection Theory spatial frequency structured noise subtle tion Tuddenham view box Vision Res visual cortex visual field Visual Perception Visual Psychophysics visual search visual system York Χιτών