rod lens
31photoreception — photoreceptive, adj. /foh toh ri sep sheuhn/, n. the physiological perception of light. [1905 10; PHOTO + RECEPTION] * * * Biological responses to stimulation by light, most often referring to the mechanism of vision. In one celled organisms such …
32Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of …
33Eye — For other uses, see Eye (disambiguation), Ocular (disambiguation), Ocular, and Oculus. For taxon specific articles, see human eye, simple eye in invertebrates, mollusc eye, and arthropod eye. Eye …
34Beaumont (Pas-de-Calais) — Hénin Beaumont Pour les articles homonymes, voir Henin et Beaumont. Hénin Beaumont L hôtel de ville d Hénin Beaumont …
35Henin-Beaumont — Hénin Beaumont Pour les articles homonymes, voir Henin et Beaumont. Hénin Beaumont L hôtel de ville d Hénin Beaumont …
36Hénin-Beaumont — Pour les articles homonymes, voir Henin et Beaumont. 50° 25′ 18″ N 2° 57′ 03″  …
37Hénin-Liétard — Hénin Beaumont Pour les articles homonymes, voir Henin et Beaumont. Hénin Beaumont L hôtel de ville d Hénin Beaumont …
38Hénin-beaumont — Pour les articles homonymes, voir Henin et Beaumont. Hénin Beaumont L hôtel de ville d Hénin Beaumont …
39Photoreceptor cell — This article is about cellular photoreceptors. For other types of photoreceptors, see Photoreceptor (disambiguation). Rods and cones redirects here. For the Blue Man Group song, see Rods and Cones (song). Neuron: Photoreceptor Cell …
40Mammalian eye — Eye Schematic diagram of the human eye …
