Glossary E-5
Image Type
The way you wish an image to be scanned and processed. ScanWizard Pro lets
you reproduce an image as
halftonehalftone
halftonehalftone
halftone,
line arline ar
line arline ar
line ar
tt
tt
t,
grayscalegrayscale
grayscalegrayscale
grayscale, or
colorcolor
colorcolor
color.
Imagesetter
An output device used to render high-resolution images or documents on
photographic paper or film.
Interpolated resolution
Resolution enhanced through software; thus also known as software-enhanced
resolution. For instance, if your
optical resolutionoptical resolution
optical resolutionoptical resolution
optical resolution is 300
dpidpi
dpidpi
dpi, you may be able
to enhance images up to 600 dpi through software interpolation. Interpolated
resolution may capture less detail than the optical, but it is useful for certain
tasks, such as scanning
line artline art
line artline art
line art or enlarging small originals.
Lab
A CIE device independent color model which represent the color vision of
human being, and normally used as a reference color space in color
management system.
Line art
A type of
single-bit image single-bit image
single-bit image single-bit image
single-bit image that is just purely black and white, such as a pencil
or ink sketch. Line art may also include one-color images, such as mechanical
blueprints or drawings.
Lpi (lines per inch)
The resolution of printed images. Lpi is distinct from
dpidpi
dpidpi
dpi, which measures the
resolution of electronic images.
Midtones
The parts of an image between the lighter and darker areas, at around 50% gray.
Moiré
An undesirable pattern in color printing that results from incorrect screen
angles of overprinting
halftoneshalftones
halftoneshalftones
halftones. Moirés usually result when you scan a halftone
or when you scan images taken directly from a magazine (instead of scanning a
photographic original or a transparency).
OCR
Stands for Optical Character Recognition, the process of scanning an image and
converting the image into text format.
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