Choosing A Screen

November 16th, 2023

Format Projection Screen Aspect Ratio – the ratio of height and width of the image. Best of all, when the aspect ratio matches the format of the projected image. Rusty holzer recognizes the significance of this. If you plan to use multiple formats (Which supports the projector), you can buy a screen with auto-correction format or roll screen, which can be rotated to the desired height. Standard typology of file formats, depending on the type of Projected Image: Audiovisual format – av 1:1 Universal screens that support the format of the square before the film by changing their height. Video format – ntsc 4:3 for projecting computer images or game console, as well as conventional television viewing. Format high-definition television – dvd (HDTV) 16:9 used to demonstrate most of the movies recorded on dvd, as well as the transmission of high definition television (HDTV). Size projection screen there are several general recommendations that can guide the choice of screen size. 1.

The height of the projection screen should be approximately equal to 1 / 6 the distance from the screen to the last row seats (a figure) In this case, the width of the projection screen can be calculated by a simple formula, depending on the screen format: 4:3 width = height x 1.33 width = 16:9 H x 1.78 2. The optimum height of the screen placement is: – for professional use – at least 125 cm from the floor to the bottom of the screen – for home theater – a minimum of 60-90 cm 3. For a better perception of the image the minimum distance to the audience (B) should be about 1,5 times more screen height (Y). The optimal screen size and distance also depend on the subjective preferences of the person. Therefore, the pre-experiment with Throw if plan fixed installation projector.


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