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QO PNMLKJIHGFEDCBA
Y
M
C
Bk
High
density
1) The max. density section is not blurred.
2) Patch C or D of each of Y, M, C, and BK is very slightly copied.
Low
density
CMY
blend
3) Patch for each of Y, M, C, BK
The patch density is identical between patches or not reversed.
The patch density is changed gradually.
PRINTER CALIBRATION
QO PNMLKJIHGFEDCBA
Y
M
C
Bk
1) The max. density section is not blurred.
2) Patch C or D of each of Y, M, C, and BK is very slightly copied.
Low density
CMY
blend
3) Patch for each of Y, M, C, BK
The patch density is identical between patches or not reversed.
The patch density is changed gradually.
High density