HP p1130 21 inch CRT Monitor - Manual (Page 22)

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HP 21” Color Monitor User’s Guide
Adjusting the quality of the picture (SCREEN)
NOTE Moire is a type of natural interference which produces soft, wavy lines
on your screen. It may appear due to interference between the pattern
of the picture on the screen and the phosphor pitch pattern of the
monitor.
NOTE The picture may become fuzzy when CANCEL MOIRE is set to
activated.
Example of moire
P4819A_us.fm Page 21 Friday, September 21, 2001 4:00 AM