Optical adjustment
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(10) Optical filter adjustment (Contrast adjustment)
R, G and B optical filter adjustment :
1. Turn on a projector. And input the black raster sig-
nal (0% of white raster signal).
2. Loosen screw-A on the polarized glass unit which
you intend to adjust using ball allen wrench.
3. Move the lever-B in the direction of an arrow and
adjust the brightness on the screen to the lowest
level of black.
4. Tighten the screw-A to fix the optical filter unit.
5. Adjust the optical filter unit of other colors.
LEVER-B
SCREW-A
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