CYP XA-4, Operator'S Manual, Page: 45 / 72

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55. Window Magenta (4 variations)
Normal 75% Inverse 75% Normal 50% Inverse 50%
56. Window Red (4 variations)
Normal 75% Inverse 75% Normal 50% Inverse 50%
57. Window White (4 variations)
Normal 75% Inverse 75% Normal 50% Inverse 50%
58. Window Yellow (4 variations)
Normal 75% Inverse 75% Normal 50% Inverse 50%
These Window patterns are additional screen purity tests offering seven
different patterns with different sized windows of each colour on a black
field:
Blue
,
Cyan
,
Green
,
Magenta
,
Red
,
White
,
Yellow
. The colour
patterns should display an even distribution of brightness and consistent
colour tone across the screen. Each pattern has 4 variations: Normal 75%
Window, Inverse 75% Window, Normal 50% Window, and Inverse 50%
Window.