Glossary


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landscape format
If you take pictures holding your camera in its normal horizontal position you get landscape format pictures. The wide and shallow shape of these pictures is ideal for recording scenes and groups of people. If you are taking pictures for your home page on the world wide web this format fits on a computer's monitor. Landscape format is the opposite of portrait format.
Laser printer
A laser printer works in a fashion similar to a copying machine. It uses a laser to write an image on an electrostatically charged drum. Wherever the laser strikes the drum an electrostatic charge is created. This charge attracts the fine toner powder which is then fused with heat onto the paper.
LCD screen
Liquid crystal display screens are used on most types of modern cameras to display settings exposure information and a frame counter. Better digital cameras have colour LCD screens; like 'mini TVs'; that you can use to preview the pictures you've just taken or as a 'live' viewfinder to compose your pictures.
lens flare
If you take pictures while pointing your camera at a bright light like the sun you will get lens flare on your prints. Lens flare looks like a milky haze or a set of translucent discs overlaying the image. When taking your picture move your camera to make sure all bright light sources are left outside the viewfinder frame.
light meter
Most cameras have a built-in light meter to measure the brightness of the scenes you photograph. The light meter reacts to light by sending instructions to the camera to set the right combination of aperture and shutter speed. Light meters can't sense colour only brightness.
LightJet
A LightJet printer uses Red Green & Blue Lasers to write a continuous tone image onto photographic printing paper in a similar manner to a film recorder. LightJets can produce high quality prints 48in. wide by however long.
Linescreen
The number of halftone cells per inch expressed as lines per inch (lpi)
lpi
Lines per inch
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