This seems like an overly complicated way to go about it and I think there are many potential countermeasures which would render it useless. If the only worry is cellphone photographers then this will probably work alright but if someone is determined they will find a way around it. For people videoing new movie releases, a well crafted hood could block out almost all direct light sources except for that of the screen.
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This seems like an overly complicated way to go about it and I think there are many potential countermeasures which would render it useless. If the only worry is cellphone photographers then this will probably work alright but if someone is determined they will find a way around it. For people videoing new movie releases, a well crafted hood could block out almost all direct light sources except for that of the screen.