Barco Prometheus III, Installation Manual

Page: 73 / 200

R5906897 /02 Prometheus III 73
Note: This is the nominal position of the Lens Holder.
Caution: Do not remove any of the Scheimpflug adjustment nuts completely from the threaded rod.
Otherwise the lens holder front plate with lens will fall off.
1
4
2
5
6
3 x
3 x
1
2 3
3
Image 6-17
4. Zoom the lens for maximum image on the screen ( WIDE ) and focus the center of the projected image using
the motorized focus control (Local Keypad).
F
FOCUS
Image 6-18
5. Is it possible to focus the center of the projected image using the motorized focus control (Local Keypad) ?
Ensure that the lens is zoomed for maximum image on the screen (
WIDE ).
► If yes, nominal position is good for sharp focus in the middle of the projected image. Proceed with step 6.
► If no, obtain the best possible focus in the center of the projected image using the motorized focus control
and then turn the three Scheimpflug adjustment nuts, reference 1, 2 and 3 Image 6-19, equally in or out until
the center of the projected image is sharp.
Attention: Keep in mind the turning direction of the Scheimpflug
adjustment nuts for further adjustment instructions in this procedure.
Lenses & lens holder