Originally Posted by coolplazma
Is it valid to do the 3D Grayscale calibration by simply using the standard 2D HD Rec.709 and enabling the projector's 2D->3D conversion, then measuring through the glasses?
This should be fine. I think some folks are doing it this way, I used to and it worked well for me. You should be able to get a calibration disk with 3d patterns now though, if you want to be extra sure that your pj doesn't do anything strange with the signal when converting 2d -> 3d.