Screen Size Calculator will identify the correct size of display or projection screen based on the content intended to be viewed. Content options are based on the three major categories of content using examples of Video as the least critical to Excel for close inspection. The calculations are based on INFOCOMM Best Practices and the results are provided in both 16:9 and 16:10 aspect ratios. As display sizes vary from model to model, it is recommended to round up to the next available size.