User`s manual

1M28 and 1M75 User’s Manual PRELIMINARY 11
DALSA 03-32-00525-03
Figure 5: LINLOG Parameter Adjustment Procedure
START
Take a picture
Analyze the
overexposed areas
Phase 1
Take a picture
Find the center of gravity
of the histogram of the
overexposed areas
Center of
gravity of
histogram
Gray scale 160 < < Gray scale 200
decrease
LL1
increase
LL1
Phase 2
Rough setting for COMP
Initial value = 5
Take a picture
Is the contrast in the
overexposed areas acceptable ?
too high
too low
Yes
decrease
COMP
increase
COMP
Rough settings LL1
Initial value LL1 = 62.5
Phase 3
LL1 = 0000h
LL2 = 0000h
TIME = 0