JVC D-ILA DLA-VS3000G Instructions Manual page 36

Adjustment Pattern Displayed on the Adjustment Screen
Adjust the display according to the viewing angle of the respective aspect ratios for the adjustment patterns.
* This is not displayed when "Image Pattern" is configured to "Off".
36
Focus
1.33:1 (4:3)
1.78:1 (16:9)
1.89:1 (17:9)
2.35:1