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GLOSSARY
Gamma ➤
Correction
Geometry ➤
Help Page ➤
Horizontal ➤
Frequency
Hot Spot ➤
Input ➤
Input Memory ➤
Interface ➤
Interlace ➤
Keypad ➤
A.4
attenuate incident light; screens with gain more than 1 direct more incident
light to the audience but have a narrow viewing angle. For example: An
image reflecting off a 10 gain screen appears 10 times brighter than it would
if reflected off a matte white wall. Curved screens usually have larger gain
than flat screens.
A feature provided on Madrigal Imaging MP-8 and MP-9 models which
boosts the blue color output when required to provide improved picture
intensity and color uniformity.
The reproduction of a straight and rectangular image.
A display of help information on the projection screen.
Also called horizontal scan rate or line rate, this is the frequency at which
scan lines are generated. Horizontal frequencies vary amongst sources.
A circular area of a screen where the image appears brighter than elsewhere
on the screen. The hot spot always appears located along the line of sight
and "moves" with the line of sight. High gain screens and rear screens
designed for slide or movie projection usually have a hot spot.
A physical connection route for a source signal defined by two numbers;
a switcher number and a slot number. If the switcher number is 0, the input
is a projector input.
A setup memory which is associated with a particular projector or
switcher input.
A device that accepts an input signal for display by the projector.
A method used by video tape players and some computers to double the
vertical resolution without increasing the horizontal line rate. If the resulting
frame rate is too low, the image may flicker depending on the image content.
A device which allows the user to control projector settings and operation.
There are four different keypad types which may be used with the projector:
built-in, IR remote, wired remote, and presenter's. For more information
about these keypads, refer to the keypads entry in section 3.2, Projector Basics.
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