Don't Project On Walls Or Whiteboards! For Optimal Results Use Projection Screens. Selecting The Right Projection Screen Is A Critically Important Element In A Video Display System. It Is The Final Link In The Picture Deliver Process And The Visual Focus Of The Entire Display. The Quality Of Many Display Systems Is Sometimes Unfortunately Compromised Owing To Improper Selection Of Cheap And Poor Quality Viewing Surfaces. pioneer Audio Visual Equipment Are Manufacturers Of All Types And Sizes Of Projection Screens Since 1947. Our Screens Are Made Using The Best Sturdy And Long Lasting Quality Materials For Rugged Use.