Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
Dentro del libro
Resultados 1-5 de 17
Página 8
... circle , 194 ; Claparède's view , 194 ; Helmholtz's results , 195 ; Helmholtz's view as to the relation of apparent and real vertical meridian , 197 ; experiments testing its truth , 198 ; adverse conclusion reached , 201 ; Meissner's ...
... circle , 194 ; Claparède's view , 194 ; Helmholtz's results , 195 ; Helmholtz's view as to the relation of apparent and real vertical meridian , 197 ; experiments testing its truth , 198 ; adverse conclusion reached , 201 ; Meissner's ...
Página 21
... circle of junction of the cornea with the sclerotic , and thus cutting off the more protuberant clear part from the main part of the ball , and thus corresponding in position to the face of the watch , there is an opaque , colored plate ...
... circle of junction of the cornea with the sclerotic , and thus cutting off the more protuberant clear part from the main part of the ball , and thus corresponding in position to the face of the watch , there is an opaque , colored plate ...
Página 25
... circle b ' , on the screen 8 s . Similarly , the rays from a will spread out and form the circle a ' , and FORMATION OF THE IMAGE . 25.
... circle b ' , on the screen 8 s . Similarly , the rays from a will spread out and form the circle a ' , and FORMATION OF THE IMAGE . 25.
Página 26
Joseph LeConte. spread out and form the circle a ' , and from c the circle c ' . Thus it is seen that rays from ... circles of dispersion , a ' b'c ' , become smaller in the same proportion ; and , therefore , the light from different ...
Joseph LeConte. spread out and form the circle a ' , and from c the circle c ' . Thus it is seen that rays from ... circles of dispersion , a ' b'c ' , become smaller in the same proportion ; and , therefore , the light from different ...
Página 81
... circle of 3 inches will entirely dis- appear at that distance . Taking the nodal point of the lenses or the point of ray - crossing at of an inch in front of the retina ( it is a very little less ) , an invisible spot of 3 inches at a ...
... circle of 3 inches will entirely dis- appear at that distance . Taking the nodal point of the lenses or the point of ray - crossing at of an inch in front of the retina ( it is a very little less ) , an invisible spot of 3 inches at a ...
Términos y frases comunes
angle animals axis bacillary layer binocular eye binocular perspective binocular vision camera central spot ciliary muscle circle Cloth colors combined images cones corresponding points cross depth of space distance distant objects distinct divergence double images evident exactly Experiment external images farther fibers field of view gaze Helmholtz heteronymous homonymous horizontal horopter horopteric line identical points Illustrations impression inches inclination interocular space inverted jects left eye left-eye image lens light line of sight look median line monocular motion muscles naked eyes natural nearer nose oblique observer ocular optic axes optic centers optic chiasm optic convergence optic nerve outward parallel perceived perception perfect image perfectly point of sight position projection ray-lines rays refractive represent retina retinal images right and left right eye rotation sclerotic screen seen single shut side Sociology stereoscope surface T. H. HUXLEY tion torsion vertical meridian vibrations visual lines visual result vols
Pasajes populares
Página 275 - Animal Mechanism : a Treatise on Terrestrial and Aerial Locomotion. By Professor EJ Marey. With 117 Illustrations. Second Edition. Crown 8vo, 5*.
Página 275 - XXII. The Theory of Sound in its Relation to Music. By Prof. Pietro Blaserna.
Página 275 - The Intellectual Development of Europe." Price, $1.75. No. 13. THE DOCTRINE OF DESCENT, AND DARWINISM. By Prof. OSCAR SCHMIDT, Strasburg University.