投影屏幕的选择（Selection of projection screen）.docVIP

投影屏幕的选择（Selection of projection screen） The choice of projection screen, I move for you How do I select the projection screen / select screen? In the face of large screen display system, a lot of users often worry for the correct selection of the projection screen, projector and screen display screen will make improper collocation, we greatly reduced, so after we understand the characteristics and application of the screen and I think that this problem should be solved. When the projector is determined, a projection screen suitable for the projector shall be selected correctly, mainly from the following nine aspects: 1, is the projection rear projection 2, projector brightness 3, projector contrast 4, projector optical characteristics 5, screen size requirements 6, projector lens ratio 7, screen installation way 8, projection environment features 9, use and function The following nine aspects of the importance of each are explained, but in the choice of time, please consider comprehensively, the lack of one will affect the perfection of the projection screen. 1 front projection mode The front projection and rear projection modes of large screen projection system are very important for screen selection. Because the international screen has not yet reached the screen, you can use it right back. So, in the positive, rear projection mode, we can only combine their own use, two choose one. The difference in projection determines the diversity of screen selection. Different projection modes are chosen to match the projection screen. Because of the influence of the projection on the environmental light, the reaction is more sensitive, so when choosing the projector, it is recommended to select a higher brightness of the projector. At the same time, if you need to build high-end conference rooms, recommended by users of the conditions, as far as possible the use of rear projection, is not affected by ambient light, whether the meeting notes or video conference, will be able