Choosing a Video Projector By Clay Stahlka, CTS-D, Starin Technical Solutions
There are three questions that always Required Image Size need to be answered before we can We should understand that there is choose the proper projector in any space. a basic formula that determines the 1. Required image size (and video minimum image size requirement. format e.g. 16:9 or 16:10) Measure the farthest viewing distance 2. Light level in the room from the screen location (in inches) and 3. Distance from projector to screen divide it by four. This will give you a rough Once you have this information, projector idea of the minimum diagonal image size in inches. If the farthest viewer is selection can begin. 30-feet from the screen, here’s your calculation:
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