Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
Dentro del libro
Resultados 1-5 de 37
Página 25
... exactly proportioned to distinctness of retinal images . If the image of an ob- ject is distinct , the object will be distinct ; if the image is blurred , the object , both in outline and in details of surface , will be blurred . If ...
... exactly proportioned to distinctness of retinal images . If the image of an ob- ject is distinct , the object will be distinct ; if the image is blurred , the object , both in outline and in details of surface , will be blurred . If ...
Página 32
... exactly similar colors . Now all refraction is accompanied by dispersion ; therefore a simple , uncorrected lens always disperses , especially on the edges where the refraction is greatest ; and , therefore , also , the images made by ...
... exactly similar colors . Now all refraction is accompanied by dispersion ; therefore a simple , uncorrected lens always disperses , especially on the edges where the refraction is greatest ; and , therefore , also , the images made by ...
Página 40
... exactly in the right place , i . e . , in the focus ; otherwise the image will be blurred . We reproduce here ( Fig . 16 ) the diagram FIG . 16 . d b C L on page 27 , showing this . It is at once seen that , if the receiving plate is ...
... exactly in the right place , i . e . , in the focus ; otherwise the image will be blurred . We reproduce here ( Fig . 16 ) the diagram FIG . 16 . d b C L on page 27 , showing this . It is at once seen that , if the receiving plate is ...
Página 75
... exactly where the field of view ends , except where it is limited by some portion of the face . Now what is the use of this arrangement ? Why would it not be much better to see equally distinctly over all portions of the field of view ...
... exactly where the field of view ends , except where it is limited by some portion of the face . Now what is the use of this arrangement ? Why would it not be much better to see equally distinctly over all portions of the field of view ...
Página 108
... 10 inches apart , and then the eyes be converged until the right eye looks exactly toward the left hand and the left eye toward the right forefinger , then evidently the retinal images of these two objects will 108 BINOCULAR VISION .
... 10 inches apart , and then the eyes be converged until the right eye looks exactly toward the left hand and the left eye toward the right forefinger , then evidently the retinal images of these two objects will 108 BINOCULAR VISION .
Otras ediciones - Ver todas
Sight: An Exposition of the Principles of Moonocular and Binocular Vision Joseph Le Conte Sin vista previa disponible - 2017 |
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