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In photography, a shutter is a device that allows light to pass for a determined period, exposing photographic film or a photosensitive digital sensor to light in order to capture a permanent image of a scene. A shutter can also be used to allow pulses of light to pass outwards, as seen in a movie projector or a signal lamp. A shutter of ...
Movie mode allows a still camera to take moving pictures. 'Scene' or Smart Shutter (SCN) mode (on Canons) which uses face detection to take a picture either when a subject smiles, winks, or when a new subject enters the scene. Sunset modes enhance warm colors, such as those that can be found on sunsets.
On a sunny day at ISO 100 ("100 speed film"), the aperture is set to f /16 and the shutter speed (i.e. exposure time) to 1 / 100 or 1 / 125 [2] seconds (on some cameras 1 / 125 second is the closest available setting to 1 / 100 second). On a sunny day at ISO 200 and aperture at f /16, set shutter speed to 1 / ...
Focal-plane shutters may also produce image distortion of very fast-moving objects or when panned rapidly, as described in the Rolling shutter article. A large relative difference between a slow wipe speed and a narrow curtain slit results in distortion because one side of the frame is exposed at a noticeably later instant than the other and the object's interim movement is imaged.
The TraffickCam app-- which is free and available for iPhone, iPad and Android -- allows you to upload pictures of your hotel room, where they are then matched to a database used by law ...
In many Catholic households, the Christmas tree is not to be put away until January 7, a full day after the Epiphany. Superstitious folks believe ignoring this timeline could result in bad luck ...
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Long-exposure, time-exposure, or slow-shutter photography involves using a long-duration shutter speed to sharply capture the stationary elements of images while blurring, smearing, or obscuring the moving elements. Long-exposure photography captures one element that conventional photography does not: an extended period of time.