Hogan Shoes USA -Digital Video Cameras - Aperture

Digital Video Cameras - Aperture and Exposure Part 2
The tendency of the auto iris to mis-read certain situations is the inevitable consequence of the digital video cameras automatic system. However,discounted christian louboutins, you can compensate for some of the effects by altering the composition: avoid too much sky in landscape shots that will result in the underexposure of the foreground and avoid panning across scenes with too much contrast from sunlight to shade,Hogan Shopper, for instance.
The automatic system also has problems when the light is coming from behind the subject ('backlit' subject). A person standing indoors in front of a window,timberland baby, or outdoors with the sun behind them, could appear to be lost in murky shadow or be seen only as a silhouette. The human eye would adjust to compensate for this type of lighting, but the camcorder's less sophisticated auto iris is misled by the surrounding brightness.
To cope with this situation most camcorders have some sort of backlight compensator control. This adjust the iris (by openning it up) correcting the exposure and improving the image quality of the main subject,Hogan Shoes USA, though the background may be too bright or burnt out.
If your camcorder has a manual iris control, you can solve these kinds of exposure problems by switching over to manual which gives you control of the iris setting. With an electronic viewfinder, you can assess the exposure and then choose the appropriate aperture. But for creative effect you can deliberately under or overexpose certain shots for instance, overexposing to give a bright,christian louboutin uk, dream-like effect.

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