Optical Lens Focusing - Barco BARCOREALITY 908 Installation Manual

7. Installation Adjustment Mode
Image 7-3
Projector Position 2 menu

7.5 Optical Lens Focusing

Introduction
The optical focusing procedure is performed separately for each lens, the appropriate CRT will be switched on as the user proceeds
through the optical focusing adjustment sequence, following screen will be displayed for each lens:
OPTICAL LENS FOCUSING
1.LOOSEN THE NUT ON THE
REAR OF THE GREEN LENS,
ROTATE THE LENS BARREL TO
FOCUS THE CENTER OF THE
IMAGE THEN TIGHTEN THE NUT.
2.LOOSEN THE NUT ON THE
FRONT OF THE GREEN LENS,
ROTATE THE FRONT SECTION
OF THE LENS TO FOCUS THE
CORNERS OF THE IMAGE
THEN TIGHTEN THE NUT.
<ENTER> to continue
<EXIT> to return
Menu 7-4
How to focus adjusting the lens?
1. Loosen the wing nut at the rear end of the lens. (image 7-5)
2. Rotate the lens barrel until the center of the image is clearly focused. (image 7-6)
3. Loosen the wing nut at the front end of the lens. (image 7-7)
4. Rotate the lens barrel until the corners of the image are clearly focused. (image 7-8)
5. Repetition of step 1 to step 4 may be necessary to optimize optical focusing.
6. When finished tighten the wing nuts and press ENTER to continue with the next lens.
7. After finishing focusing of the 3 lenses, press ENTER to continue with the Raster Centering.
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Image 7-4
Projector Position Flowchart
R5976354 BARCOREALITY 908 SPLIT PACK 10092002