lens cell

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• lens cell — noun : a cell whose function is assumed to be light sensitivity that is found in the epidermis of leaves and other organs …   Useful english dictionary

• Lens (anatomy) — Crystalline lens (anatomy) Light from a single point of a distant object and light from a single point of a near object being brought to a focus by changing the curvature of the lens …   Wikipedia

• cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …   Universalium

• History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …   Wikipedia

• Photoreceptor 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 …   Wikipedia

• Cone cell — Neuron: Cone Cell Normalized responsivity spectra of human cone cells, S, M, and L types NeuroLex ID …   Wikipedia

• List of distinct cell types in the adult human body — There are about 210 distinct human cell types,.[1][2][3] There are between 50 and 75 trillion cells in the human body.[citation needed] Cell types can be classified by their tissue of origin. However, it is possible for some cells to have their… …   Wikipedia

• Single-lens reflex camera — The single lens reflex (SLR) camera uses an automatic moving mirror system which permits the photographer to see exactly what will be captured by the film or digital imaging system, as opposed to non SLR cameras where the view through the… …   Wikipedia

• Photosensitive ganglion cell — Section of retina: light strikes first the ganglion cell layer, last the rods and cones Photosensitive ganglion cells, also called photosensitive Retinal Ganglion Cells (pRGC), intrinsically photosensitive Retinal Ganglion Cells (ipRGC) or… …   Wikipedia

• Midget cell — A midget cell is one type of retinal ganglion cell. Midget cells originate in the ganglion cell layer of the retina, and project to the parvocellular layers of the lateral geniculate nucleus (LGN). The axons of midget cells travel through the… …   Wikipedia

• Contact lens — Contacts redirects here. For the software application, see Address book. A pair of contact lenses, positioned with the concave side facing upward …   Wikipedia