A good horse with a good saddle A brief analysis of a variety of projection screens-XY Screens-img

A good horse with a good saddle A brief analysis of a variety of projection screens

by:XY Screens     2021-09-16
The projection screen is a must for large-screen projection. Regardless of the image quality, the projector needs a flat surface to display the image correctly. Most of the home design is to set up the projection rack in the living room where everyone gathers. And our living room is nothing more than a space where projectors and TV opportunities coexist, even if no matter the picture quality, the projection screen is still an indispensable key equipment. In the early days, many projector users put the projection screen on a white wall. In theory, a flat wall can be projected, but the difference in image quality is very large. General wall projection will have several basic problems: 1. The background color of the wall; 2. The flatness of the paint surface after general painting; 3. The horizontal flatness of the wall. These three points are the basic projector picture quality killers, so when you have a lot of choices to buy your favorite projector, don't forget to choose a good screen together. The projection size range of the cloth screen has the traditional 1:1, 4:3, 16:9, 2.35:1, of which 16:9 and 2.35:1 are the mainstream sizes in the home market. They are wide in response to film shooting and resolution settings. The silver screen is the standard today. As for the structure of curtains, there are many types, which are divided into the following types according to different environmental requirements: Hand-drawn screen: As the name suggests, the use of hand-drawn screen is operated by pure manual operation. The appearance is different from that of general electric screens. Not big. Advantages: low price Disadvantages: pure manual is not convenient, the position of the curtain is not fixed each time it is pulled down, it needs to be adjusted slightly, and the cloth will curl over time. Floor curtain, pneumatic type: The floor curtain does not need to be installed in advance, and the curtain box is placed on the ground directly, and the curtain rises from the ground up. It is generally used in studios and outdoor event venues. Advantages: No need to install, can be carried with the venue. Disadvantages: It is not beautiful when used at home and hinders home movement. Fixed frame: The best type of projection screen. After assembly, it is like a picture frame installed on the wall. It is the most ideal structure that can only be presented in exclusive audio-visual spaces and movie theaters. Advantages: The curtain is flat, no distortion and distortion will affect the image quality and accuracy, and the visual experience of the movie theater is more. Disadvantages: Cannot be stored, and the TV cannot be placed on the back wall. Electric screen: The most common type of curtain in the home space, the price is higher than that of the hand-held screen. It uses an electric shaft to move up and down, which is convenient to use. Advantages: The price is approachable, easy to use, and the remote control can be used to automatically locate the point with one up and down. Disadvantages: The same as the hand-drawn screen, the curtain will have curling problems over time. Electric tension curtain: It is processed by electric curtain. There are tension ropes on both sides of the curtain to stretch the curtain tightly. At the same time, it maintains the convenience of electric curtain and the flatness of the fixed frame curtain. choose. Advantages: At the same time, it has the convenience of an electric curtain, and has a very high flatness, but there is no problem of curtain curling. Disadvantages: Except that the price is higher than that of ordinary electric screens, the convenience and flatness of them are the best type, which is the best choice after the fixed frame.
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