Panasonic PT-DW90XE - Manual (Page 45)

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45
Basic Operation
Procedure for adjusting the focus balance
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(tilt compensation in the lens mount)
Three focus adjustment screws on the lens mount may be used to compensate for uneven screen focus.
Structure of lens mount
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The three adjustment screws allow the lens to be tilted up and down, and three more screws lock down the
adjustment.
Figure 2 : Front view of lens mount (when viewed from screen side)
Lens bracket Locking screw
(Adjust the focus adjustment screws , and after installing the lens.)