NunavutBirder, 1 month ago In my youth I was a projectionist at the local theatre. Old school, arc lamps for the projectors. To this day I still see changeover marks on old movies. The marks that tell you when to start the second projector running and when to switch.
In my youth I was a projectionist at the local theatre. Old school, arc lamps for the projectors. To this day I still see changeover marks on old movies. The marks that tell you when to start the second projector running and when to switch.
