Runco Video Xtreme VX-40d Owner's Operating Manual page 106

Appendix A: Glossary
Vertical Offset
Video
Video Decoder
Video Standard
Viewing Angle
White Balance
White Field
YCbCr
YPbPr
YUV
Zoom
The difference between the center of the projected image and the center of the projector
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lens. For clarity, offset is often expressed as the maximum amount of the image that can
be projected above or below the lens center without degrading the image quality. Vertical
offset ranges depend on the type of lens in use, and whether or not the image is offset
horizontally at the same time.
The signal that is used by display devices (such as projectors) to generate an image. This
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term also refers to the output of video tape/disk players and computers.
An optional device that converts NTSC 3.58, NTSC 4.4, PAL, PAL-N, PAL-M or SECAM to
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RGB video.
A specific type of video signal, such as NTSC, PAL, SECAM. This projector can
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automatically recognize and interpret the incoming standard and display accordingly.
Screens do not reflect equally in all directions. Most light is reflected in a conical volume
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centered around the "line of best viewing". Maximum brightness is perceived if you are
within the viewing cone defined by the horizontal and vertical viewing angles.
The color temperature of white used by the projector.
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The area of an image that is white only. For example, a full white field is an image that is
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white everywhere. A 10% white field is a white area (usually rectangular) that occupies
10% of the image; the remaining 90% is black.
A high-end digital component video signal.
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A high-end analog component video signal. Sometimes called YUV, Component, or Y, R-Y,
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B-Y, the YPbPr signal by-passes the video decoder in this projector.
See YPbPr.
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The adjustment of image size by means of a zoom lens.
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Runco VX-40d/-50d/-60d/-80d Owner's Operating Manual
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