draper matte white rolleramic electric screen - av format 15 x 20
dr3898rolleramic heavy-duty motorized projection screen . ideal for auditoriums and lecture halls hospitals hotels churches and other large venues . all-wood case may be recessed in the ceiling or painted to match its surroundings . end-mounted direct-drive motor sits on rubber vibration insulators minimizing friction and noise . features with control options it can be operated from any remote location . ntsc format screens have black borders on all four sides . depending on surface available in sizes through 20 x 20 and 25 ntsc . optionally available in hdtv and widescreen format . custom sizes available . warranted for one year against defects in materials and workmanship . screen material matte white the standard to which all other screen surfaces are compared . matt white vinyl reflective surface laminated to tear-resistant woven textile base . a matt white surface diffuses projected light in all directions so the image can be seen from any angle . provides accurate color rendition as well as superior clarity . recommended for use with all high light output projection devices . requires control of ambient light in the audience area . washable flame and mildew resistant . peak gain 1.0 .