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5. Lenses & lens holder
Scheimpflug adjustment points
1
4
Image 5-22
Scheimpflug adjustments
Indication on drawing
4
1, 2 and 3
A, B, C and D
a, b, c and d
1, 2 and 3 are adjustment points.
4 is a locking point and NOT used during Scheimpflug adjustment.
Necessary tools
•
Allen key 3 mm
•
Nut driver 13 mm
•
Nut driver 10 mm
How to adjust
1. Project a green focus pattern. For a 4K projector, use the 4K test pattern. Otherwise, use the 2K test pattern.
Image 5-23
2. Loosen the lock nuts (a, b, c and d). See image 5-22.
3. Loosen the 4 set screws (A, B, C and D) by 1 cm. See image 5-22.
4. Fully loosen lock nut 4. See image 5-22.
5. Optimize the focus of the projected image as follows:
a) Turn the Scheimpflug adjustment nuts 1, 2 and 3 until the front of the nut is equally aligned with the front of the threaded rod.
b) Adjust the focus in the center of the screen (F) using the motorized focus control.
54
A
a
B
b
2
3
c
d
C
D
Function
Locking nut
Scheimpflug adjustment nuts
Set screws
lock nuts
R59770491 DPXK-32B 17/09/2012
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