User`s guide

106 | Dome CXtra
Patterns. Open this tab to configure the pattern type and
location for the Dome Interactive Test and the pattern type for
the Dome Visual Test.
NOTE: Random is the default selection for all parameters of each test.
Four types of patterns are supported by the Dome Interactive Test.
• Eight step gradation from white to black
• Eight step gradation from black to white
• Eight step gradation from black to gray
• Eight step gradation from gray to black
Each gradation has a random character in which the gray shade is 5%
more or less than the background gradation gray shade.
When Random pattern type is used by default or choice, you see
a randomly selected pattern each time the test is invoked. You can
place these patterns at the following locations on the display panel,
or in a random location.
• Top right
• Top left
• Bottom right
• Bottom left
• Center