Dell 1609WX User Guide - Page 50

Reverse Image- Feature that allows you to flip the image horizontally. When used in a normal forward projection environment text, graphics, etc, are backwards. Reverse image is used for rear projection. RGB- Red, Green, Blue- typically used to describe a monitor that requires separate signals for each of the three colors. S-Video-A video transmission standard that uses a 4-pin mini-DIN connector to send video information on two signal wires called luminance (brightness, Y) and chrominance (color, C). S-Video is also referred to as Y/C. SECAM- A French and international broadcast standard for video and broadcasting, closely related to PAL but with a different method of sending color information. SVGA- Super Video Graphics Array- 800 x 600 pixels count. SXGA- Super Extended Graphics Array,-1280 x 1024 pixels count. UXGA- Ultra Extended Graphics Array-1600 x 1200 pixels count. VGA- Video Graphics Array-640 x 480 pixels count. WXGA- Wide Extended Graphics Array- 1280x800 pixels count. XGA- Extended Graphics Array- 1024 x 768 pixels count. Zoom Lens- Lens with a variable focal length that allows operator to move the view in or out making the image smaller or larger. Zoom Lens Ratio- Is the ratio between the smallest and largest image a lens can projector from a fixed distance. For example, a 1.4:1 zoom lens ratio means that a 10 foot image without zoom would be a 14 foot image with full zoom. 50 Glossary