Cameras with this feature will automatically bring more detail to darker areas of an image when bright lights (usually shining from behind) obscure it.
Button for use in backlight situations which increases the amount of exposure given to the picture - to help avoid silhouetted subjects when shooting against a window, for instance.
Back Lighting Compensation. Is a built-in feature of every camera found on AutomatedSurveillance.com. BLC indicates the image sensor's ability to automatically adjust in conditions where lighting is from behind the camera to deliver the sharpest and highest quality video image possible.
A feature of modern CCD cameras, which electronically compensates for high background lighting, to give details that would normally be silhouetted.
When a subject is backlit, autoexposure tends to reduce the aperture and underexpose that subject. Pressing a BLC button opens the aperture about 1.5 f-stops to compensate
The feature opens up the Iris a little more, attempting to allow more light in from foreground subjects so that bright light sources behind an object don't cause a "blooming" effect.
Electronic compensation for background lighting. Produces detail where the subject would normally be in silhouette.
Back light compensation. A function of the camera that compensates for excessive light directed at the camera causing the video to bloom or causing the images in front of the light to be unusable.
Back Light Compensation. A feature on newer CCD cameras that compensates electronically for high background lighting to give detail that would normally be silhouetted.
Back Light Compensation. Electronically compensates for high background lighting to give detail which would normally be silhouetted.
