aperture meaning
The lirae are smooth, narrow, separated by shallow grooves as wide or wider than the ridges, and continuous within the aperture upon the parietal wall. From Wikipedia The peristomium bears an elaborate, delicate, membranous collar that overlaps the margins of the aperture of the tube and covers the opening of the tube when the head is extended. From Wikipedia In photography and digital photography, aperture is the unit of measurement that defines the size of the opening in the lens that can be adjusted to control the amount of light reaching the film or digital sensor. The size of the aperture is measured in F-stop. See also shutter speed. Then the aperture was closed with tiles or marble slabs, carefully cemented. The Three Cities Trilogy, Complete Emile Zola The third was with the same instrument and aperture, but with a power of 460. The man certainly did mean to tell him so, for he opened the door no more than a foot, and stood in that narrow aperture. There was a kind of portico or colonnade outside, and this obstructed even the little light that at the best could have found its way through the small apertures in the door. aperture definition, meaning, what is aperture: a small and often narrow opening, especially one that allows light into a camera. Learn more. aperture ap·er·ture (āp'ər-chər) n. An opening, such as a hole, gap, or slit. A usually adjustable opening in an optical instrument, such as a microscope, a camera, or a telescope, that limits the amount of light passing through a lens or onto a mirror. The diameter of such an opening. The diameter of the objective of a telescope or microscope. His book of essays, Photography After Frank , was recently published by aperture. Hai Bo and China's Photography Boom Philip Gefter January 20, 2011 His book of essays, Photography After Frank, was recently published by aperture. Pulp Fictions Philip Gefter September 10, 2009 But as this image shows, the nails actually went through an aperture in the wrists. Historical Examples. 1  Then I stops the aperture below, by putting the chest agin it. 2  Then the aperture was closed with tiles or marble slabs, carefully cemented. 3  The third was with the same instrument and aperture, but with a power of 460. 4  Together, shoulder to shoulder, we gazed through the aperture. Its 8-megapixel camera, inclusive of true-tone and dual-LED f/2.2 aperture flashes, features optical image stabilization.
In photography and digital photography, aperture is the unit of measurement that defines the size of the opening in the lens that can be adjusted to control the amount of light reaching the film or digital sensor.