Optoma ZU820TST User Manual page 56

USING THE PROJECTOR
Lens Shift
Use the
p q  
Note:
BX-CTA17 floating ring
‡
For better optical performance, manually adjust the floating ring before adjusting Zoom & Focus.
‡
Floating ring's label scale shows the projection distance.
‡
The projection distance is from the projector lens to the screen. For example, if the distance
between the screen and the projector lens is 1.4 m, adjust the floating ring scale to "1.40" for better
performance.
Lens Shift Memory
This projector can save up to five lens settings, which records the lens position.
‡ Save Memory: Select a record from 1 to 5 to save the current lens settings.
Apply Memory: Select a record from 1 to 5 to apply the lens settings.
‡
‡ Clear Memory: Clear the saved lens records.
Note:
‡
Process the lens calibration before setup lens shift memory.
‡ Performing a lens calibration will clear the saved lens records.
‡ When the lens calibration is not completed, the lens shift memory will be unavailable.
Lens Calibration
Calibrate the lens position to return it to the center.
Lens Lock
Lock the lens to prevent the lens motors from moving, which disables all lens functions.
Note:
When Lens Lock is turned on, the Focus, Zoom, Lens Shift, Lens Shift Memory, and Lens Calibration
will be unavailable.
Reset
Reset the lens settings to factory default values.
Schedule
Schedule the projector functions to operate automatically at the set time.
Date and Time
Display the date and time for the projector.
56 English
buttons to adjust the lens position to shift the projected area.