What is the suitable size of the projector curtain? Projection screen size calculation

As the saying goes, a good horse with a good saddle naturally needs a good projector curtain to reflect its value. A good projector curtain can make the projector effect leap, and there are many projector curtains on the market now. So what is the size of the projector curtain? How to calculate the screen size of the projector? Below, we will answer it for your reference.

What is the suitable size of the projector curtain?

The size of the projector curtain mainly depends on the area of the used space, the number of viewers and the placement of the position. The first principle is to choose the projector curtain suitable for the audience, not the projector curtain suitable for the projector. At present, the most widely used projector screen size is between 80 ~ 120 inch, and the largest projector screen has reached the size of 30 meters wide. The screen of 100 inch can be used for general small and medium-sized conference rooms and family projection. There are also some numerical values for reference about the installation position of the projector curtain. The height of the projector screen is preferably slightly higher than the viewer's visual field. The distance between the projector curtain and the front audience can be set to twice the height of the projector curtain, and the high-brightness machine can be appropriately increased. The distance between the bottom edge of the projector curtain and the ground can generally be 50 ~ 80 cm. At the same time, the size of the projector curtain should also consider the brightness, contrast and projection distance of the projector.

How to calculate the screen size of the projector?

The aspect ratio refers to the ratio of the width to the height of the screen, such as 4: 3,16,10 and 16: 9. , or in other words, 1: 1 or 1.85: 1 and so on. However, the aspect ratio of the screen needs to be matched according to the requirements of different projection devices. Usually, home projector will consider a wide screen, and a 4: 3 projector is often used for general business education or conference presentations. Image format screen ratio (width: height) NTSC system 4: 3; PAL standard 4: 3 HDTV16: 9; Widescreen 1.85.

16: 9 calculation method of curtain: length = diagonal × 0.87 16, width = diagonal × 0.4903.

100 inch projector curtain, length =100× 0.8716 = 87.16 inch = 87.16× 2.54 = 221.39.

4: 3 ratio curtain calculation method: length = diagonal ×0.8, width = diagonal ×0.6.

300-inch projector curtain (4: 3) = 6096 * 4572 mm; 120 inch projector curtain (4: 3) = 2440 *1830mm.

The above is the size of the projector curtain brought to you by Bian Xiao. How appropriate is it? The whole content of projector screen size calculation.