... very stable market in the USA,CANADA,GERMANY,ETC 7.Smooth screen surface 8.Screen material:Matte white,glass bead,grey glass ... carrying,telescoping upright,clamps to case for storage Screen material Index: Matte white:brightness>1.0,Visual angle>100,fire resistance ... metal:brightness>3.0,Visual angle>30,fire resistance accord with international standard MODEL No.RateSIZEpacking(cm)inchcmPSFC604:360″122× ...