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specularity

  1. Specularity on Wilson ART FG + new BW?

    DIY Screens
    So I painted a beautiful 120" Wilson Art Fashion Gray laminate with the new BW mix.....Dover Gray + AAA., results are stunning, perfect colors, awesome blacks as expected, BUT On dark scenes (ie commercials, when BMW or Mercedes has they're logo with white text) I'm getting a "halo"...
  2. Gain, reflection, specularity confusing topics (part 2)

    DIY Screens
    The question is: How much light do i get back in the end? Ok, let's start with the theory....according to wbassett: ''gain is the ratio of brightness of your projection screen material to a white standard such as barium sulfate or magnesium carbonate. These materials are used by the industry...
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