ultra short throw ambient light rejecting fixed frame projector screen 16:9 hdtv 4k 8k pet crystal ust alr 0.9 gain for home theater laser p

special designed for ultra short throw projector laser tv and absorbs up to 98 percent of ambient light we have developed a tensioning system that guarantees a perfectly flat surface to increase your projector visual performance the 10mm frame is wrapped in high density black velour that has been selected for its ability to completely absorb any excess light reach, rohs, of formaldehyde's toluene it has a micro sawtooth surface structure necessary to deflect the image projected from below the screen optimally to the viewers eyes and not to the ceiling.syi