Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 21
... position to the face of the watch , there is an opaque , colored plate called the iris , I. It is the colored part of the eye , black , brown , blue , or gray , in different individuals . This transverse plate is not perfectly flat ...
... position to the face of the watch , there is an opaque , colored plate called the iris , I. It is the colored part of the eye , black , brown , blue , or gray , in different individuals . This transverse plate is not perfectly flat ...
Página 22
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. corresponding in position with the hole in the watch face for attachment of the hands . The pupil seems to be jet black , because the observer looks ...
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. corresponding in position with the hole in the watch face for attachment of the hands . The pupil seems to be jet black , because the observer looks ...
Página 37
... position of the point of sight . This capacity he calls periscopism . We will hereafter , how- ever , give reasons showing that this property of the crystalline can be of little value to man . 5. Adjustment for Light . - The delicate ...
... position of the point of sight . This capacity he calls periscopism . We will hereafter , how- ever , give reasons showing that this property of the crystalline can be of little value to man . 5. Adjustment for Light . - The delicate ...
Página 43
... position and grows smaller . This a FIG . 18 . b image is reflected from the anterior surface of the crys- talline . The anterior surface of the crystalline , there- fore , changes its form . Again , the nature of the change of the ...
... position and grows smaller . This a FIG . 18 . b image is reflected from the anterior surface of the crys- talline . The anterior surface of the crystalline , there- fore , changes its form . Again , the nature of the change of the ...
Página 45
... position of the receiv- ing screen . Like the microscope , but how infinitely superior ! The microscope has its four - inch lens , its two - inch lens , its one - inch lens , its half - inch lens , its quarter - inch , its tenth - inch ...
... position of the receiv- ing screen . Like the microscope , but how infinitely superior ! The microscope has its four - inch lens , its two - inch lens , its one - inch lens , its half - inch lens , its quarter - inch , its tenth - inch ...
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Términos y frases comunes
angle axis bacillary layer binocular eye binocular perspective binocular vision camera central spot ciliary muscle circle colors combined images cones corresponding points cross depth of space distant objects distinct double images evident exactly Experiment external images eyes by squinting farther fibers field of view figures finger focal adjustment foreground forms of perspective gaze heteronymously homonymously horizontal horopter identical points impression inches inclination interocular space inverted jects left eye lens less convergence light line of sight look median plane monocular images motion muscles naked eyes nearer nose object or scene oblique observer ocular optic axes optic chiasm optic convergence optic nerve outward parallel perceived perception of depth perfect image perfectly point of sight position projection rays refractive represent retina retinal images right and left right eye rotation sclerotic screen seen single side stereoscope stereoscopic pictures surface tion torsion turn the eyes unite visual lines visual result