[@alices]

I attended a workshop with Therese WillKomme. She created a stand with coroplast (corrugated plastic salvaged from an election sign!) for pics. The height is 10″ (distance from camera to document) so that the camera is far enough to focus on the document — this may depend on the phone used.

See pic at: https://www.dropbox.com/s/xoygexe46reqe53/20200511_172415.jpg?dl=0