...would be the ' visual effect of simultaneously presenting to each eye, instead ' of the object kself, its projection on a plane surface, as it ' appears to that eye? ' and the stereoscope was devised for the sake of working out, in the most satisfactory manner, the...

...projected by it on the two retinae, the following question occurs : What would be the visual effect of simultaneously presenting to each eye, instead...circumstances of vision the object is seen at the concourse of the optic axes, and its images consequently are projected on similar parts of the two...

...projected by it on the two retinse, the following question occurs : What would be the visual effect of simultaneously presenting to each eye, instead...circumstances of vision the object is seen at the concourse of the optic axes, and its images consequently are projected on similar parts of the two...

...the two retinae, Mr Wheatstone goes on to inquire into the visual effect of presenting to the eyes, instead of the object itself, its projection on a plane surface as it appears to each eye separately. To pursue this inquiry, means must be employed to make the two pictures, which...

...fall on similar parts of the two retinae; and fig. 2. will shew how this may be done in a simple way. Under the ordinary circumstances of vision, the object is seen at the point where the two Fig. 3 axes meet; but two objects may be seen as one, if they are placed one in...

...the two pictures, which necessarily occupy different places, fall on similar parts of the retina?. Under the ordinary circumstances of vision, the object is seen . at the concourse of the optic axes, and its images consequently are projected on similar parts of the two...

...philosopher. The inquiry occurred to him, " What would be the visual effect of presenting simultaneously to each eye, instead of the object itself, its projection on a plane surface as it appears to that eye ?" For example, what would be the effect of presenting the plane representation A of a cube to the...

...the two retinae, Mr. Wheatstone inquired what would be the visual effect of presenting simultaneously to each eye instead of the object itself its projection on a plane Fig. 305. surface as it appears to that * eye? For this purpose he imagined an instrument which he...

...projected by it on the two retinae, the following question occurs :—What would be the visual effect of simultaneously presenting to each eye, instead...projection on a plane surface as it appears to that eye? Under the ordinary circumstances of vision, the object is seen at the concourse of the optic axes,...

...projected by it on the two retinse, the following question occurs : — What would be the visual effect of simultaneously presenting to each eye, instead...projection on a plane surface as it appears to that eye?" "Now if, instead of placing two exactly similar objects, the two perspective projections of the same...