; and in the normally formed or emmetropic eye (E.), with the accommodation relaxed, the principal focus, § 11, of these combined diop- tric media falls exactly upon the layer of rods and cones of the retina ; i. e., the eye in a state of accommodative rest is adapted for parallel rays The point at… … Visual angle and retinal image. 06, object ; y, visual angle ; «, nodal point where the axial rays cross ; d, distance from n to the retina. The position of the retina in different states of refraction is shown by the three curved lines to the right, H. being represented by the line nearest to, and…
Eye · Color blindness · Eye Diseases
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