【What you must know about the purchase of projection screens Introduction to the types of projection screens】Technical introduction
Content Navigation: Page 1: Why is the projection screen important? Page 2: Classification of the different structures of the projection screen Page 3: Classification of the size of the projection screen Page 4: Classification and characteristics of the projection screen material Page 5: Projection screen parameters and Features Page 6: The optical and mechanical materials of the projection screen Page 7: Illustrate the selection of the projection screen
As the saying goes, 'a good horse is equipped with a good saddleProjector product technology and genre are of course very complicated, and when it comes to projection screens, it is not inferior to projector products. A good projection screen can make the projector effect a leap.
From another aspect, the price of many projection screens even exceeds that of the projector itself, which shows its role and value. Moreover, the price of the projector itself is still very fast, and the projection screen is more valuable , So the projection screen is definitely not a dispensable product.
Projection screen classification:
There are many ways to classify projection screens. For example, they can be classified according to work methods, which can usually be divided into front projection screens and rear projection screens. The front projection screen is where the projector and the person are on the same side of the screen, and the picture is viewed by reflected light; while the rear projection screen is where the person and the projection parts are on both sides of the projection screen, and the light needs to pass through the projection screen before the person can see the picture. .
Coincidentally, projection display technology has reflection and projection, and projection screens also have this difference. At present, the front projection screen is widely used and the operation is relatively simple, while the rear projection is more used in professional displays, including alternatives such as rear projection TVs. Its advantage is that it has strong anti-interference ability and at the same time transmittance to the screen. The performance requirements are naturally high.
Classified by screen material:
Projection screens can be simply divided into soft screens and hard screens according to their materials. Among them, the front projection screens are mainly soft screens, and the rear projection screens are mostly hard screens. Soft screens include white screens, pearlescent screens and metal screens, and hard screens include flat screens and curved screens.
Projection screens are classified as follows according to their usage: fast folding screens, electric screens, hand-held self-locking screens, bracket screens, wire-drawing screens, floor-drawing screens, picture frame screens, etc. With different applications, users can also choose different installation methods, such as wall-mounted, ceiling-mounted, portable, etc...