Cross focusing units for larger veiwing fields and collage

Ok, Here's part 2. I've only got about 12' of throw distance from the units to the projection surface. And of course, budget is a issue. I have only seen the collage effect work if the units are relatively focused straight in at a 90º angle from the unit to the projection surface. Is it possible to cross focus the units to make the fields larger and correcting the keystoning (which one has to do when using collage) thus using fewer units to fill in the space?
I understand the percieved brightness of the units will diminish from one side of the projection field to the other. My question is will collage work in this scenario?
I am assuming that it would as long as I tell which unit goes where in the collage set-up window. Any takers for answering this "riddle me this?"
Thanks
Jay
JGLD, Inc
Parents
  • I am using a pair on my current tour, with each fixture shooting from the side of the stage, at roughly 45 degree angles (PAN) and a small amount of tilt.

    I am not 'cross-shotting', but I am definitely pushing the keystoning much farther than I expected it to go, with surprisingly good results.

    The fixtures are being edge-blended using the collage generator.

    Fixtures are generally set about twenty feet downstage of the ~30-35' wide projection surface, with each about twenty feet off center. I can generally fill the entire width of the backdrop, though not the full height.

    Don't know if this helps, but I thought I'd toss in my couple of cents.

    PG
Reply
  • I am using a pair on my current tour, with each fixture shooting from the side of the stage, at roughly 45 degree angles (PAN) and a small amount of tilt.

    I am not 'cross-shotting', but I am definitely pushing the keystoning much farther than I expected it to go, with surprisingly good results.

    The fixtures are being edge-blended using the collage generator.

    Fixtures are generally set about twenty feet downstage of the ~30-35' wide projection surface, with each about twenty feet off center. I can generally fill the entire width of the backdrop, though not the full height.

    Don't know if this helps, but I thought I'd toss in my couple of cents.

    PG
Children
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