Visual Phenomena

Abstract

IT is evident A. Mallock (vol. xiv, p. 351) and H. Airy (p. 392) describe two different, though allied, phenomena; the latter describes the appearance of rays of light, which, after entering the eye, meet at a focus, and diverge before reaching the retina; and the former, that of rays which reach the retina before meeting at a focus. For convenience, I shall call these respectively the “over-refracted radiance” and the “under-refracted.” They differ in the following particulars in the case of my own eyes:—

Access options

Rent or Buy article

Get time limited or full article access on ReadCube.

from$8.99

All prices are NET prices.

Author information

Rights and permissions

Reprints and Permissions

About this article

Cite this article

BACKHOUSE, T. Visual Phenomena. Nature 14, 474 (1876). https://doi.org/10.1038/014474c0

Download citation

Comments

By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.