Barco Prometheus I Safety & Instruction Manual page 89

5. Lenses & lens holder
F
3
Image 5-41
Corner focusing
9. Repeat from step 6 until the projected focus pattern is as sharp as possible in the center, left, right, top and bottom of the screen.
10.Continue with the Fixation of the lens holder front plate procedure.
R5905963 PROMETHEUS SERIES 09/03/2015 85