Basic knowledge of projection screen introduction: by function from the function projection screen into reflective, transmissive categories. Reflective for front projection, rear projection transmissive for. Front projector and the audience is on one side; rear projector and the audience is on the screen at both ends, respectively. Since the projection requires considerable space, projection screen, not suitable for general home use, it is recommended to use for the average family reflective projection screen. Projection screen is generally divided into a commercial screen, home screen, project screen, unique. Among them, the home projector screen is designed specifically for home theater and home entertainment projectors use a projection screen. Interestingly, when the curtain away, directly put into the white wall, the effect but better! And when you stand on the table, debugging projector, you will also find, hard metal projection screen, the effect is great Yeah, but when you return to the surface, the effect has deteriorated! That's when the light is reflected back bead curtain of light, emitted from the projector screen projected onto the bead, again reflected back to the direction of the projector, projection screen of maintenance and cleaning, so people can not see the following picture of the . For the affordable choice of projection screen, stand to pull projection screen, projector when lifting or pursue large viewing angle, such as when the classroom or business presentations, suggested the use of white plastic screen. When the pursuit of high brightness, and the projector is projected on the table, it is recommended to select the bead curtain. Metal hard projection screen, Wuhan large screen device (certification), projection screen video provided by Wuhan Engineering Co., Ltd. Jiuhua. Video Jiuhua Wuhan Engineering Co., Ltd. (www.jowa-tech.com) is a leader in Wuhan, control and adjustment of the equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . Jiuhua video in Wuhan leadership with the staff warmly welcome all inquiries negotiations to create video Jiuhua Wuhan better future.