Mahe PS lies with in North Malabar area of Kerala State and on the National High way No.17, Border of the PS are Thalassery PS on North, Chockli PS on South and Edacherry PS on East and Arabian Sea on West. AREA: 3 Sq. KMs.
aperture apÂ·erÂ·ture (Äp'Ér-chÉr) 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.
ISO is how sensitive your camera is to light, shutter speed is how long it takes for your camera to take a picture (which in turn alters the amount of light coming in), and aperture is how dilated the lens of your camera is. Not all cameras have this, mostly only digital photography cameras.