you may want to move your first row back to at least 11' for an AT screen.. Most have weave or perf that can be seen from that distance. This guy reviewed a bunch, not sure if the one you want is on there but is worth a read.
https://www.accucalav.com/wp-content/uploads/accucal_front_projection_screen_report.pdf
https://www.accucalav.com/wp-content/uploads/accucal_front_projection_screen_report.pdf