draper at1200 access multiview series e acoustically transparent screen - 106 diagonal hdtv to ntsc format
dr7989the access multiview series e offers total flexibility . one screen two formats . ceiling-recessed motorized projection screen with independently motorized masking system installed in the same case for dual format projection . features ceiling-recessed motorized projection screen with independently motorized masking system installed in the same case for dual format projection . flat black mask on second motor-in-roller converts the projection screen to a 4 3 ntsc format by masking the right and left sides of the viewing surface . height of viewing surface remains constant . custom sizes available screen material at1200 innovative and versatile acoustically transparent screen material . similar in gain performance to standard matt white . acoustical properties comparable to the finest speaker grille cloth . peak gain of 1.0 .