The PT-LW330 supports a maximum resolution of 1920 x 1200 (WUXGA). That's over seven times the resolution of the most frequently found graphics resolution of 640 x 480 (VGA) (which is also supported by this Panasonic data projector). This projector also supports a graphics resolution of 1280 x 800 (WXGA).
This multimedia projector's resolution (1920 x 1200 (WUXGA)) is in fact the best supported resolution amongst all similar spec projectors that were released around the same time as the PT-LW330.
Amongst similar types of multimedia projector the worst supported resolution is 640 x 480 (VGA).