Impression series of fixed frame screens offers the most affordable option for installations with SeVision 3D GX optically-coated material. It is available in 3D GX optically-coated material. Frame wrapped in light absorbing black velvet corners are matched with perfection. Severtson's exclusive tension rod system provides a perfectly flat surface. Sliding mounting brackets make for easy installation and allow for horizontal adjustment. This coating is the premier passive 3D coating in the world. With a signal to noise ratio up to 250:1 at a 2.4 gain, ghosting rarely occurs. Because of the amazing uniformity of gain and texture, the SeVision 3D GX may also be used for 2D projection. The SeVision 3D GX coating is water-based, which prolongs the life of the screen material and gain.