Spot Measurement - JOBO ColorLine 100 Instrucciones Para El Uso

reset the two fine adjustment controls again to
the mid position. Any similar colour casts occu-
ring can now be corrected simply by re-setting
the fine adjustment controls to the marked posi-
tions.
Range of fine adjustment is approx. +/- 15 filter
values.
If you need a little help...
When making the test print for calibration,
remember that to remove a colour cast, you
add the same colour to the enlarger filtration.
This is the same as subtracting the comple-
mentary or opposite colour. The ColorLine100
has a ColorStar printed on the front panel to
help - notice that blue is opposite to yellow,
magenta is opposite to green and cyan is oppo-
site to red.
Use the same principles when using the fine
adjustments to remove a colour cast because
of a dominant colour introduced by the subject,
or because you have temporarily changed your
paper or processing.
7. Spot Measurements (For Advanced
Users Only):
The ColorLine 100 has a small diameter (4mm)
measurement cell. This can be separately cali-
18