V2CS
August, 2004
KODAK
VISION2
ColorNegative
Control Strips
Process ECN-2
Technical Data and
Crossover
Information
©Eastman Kodak Company, 2004
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KODAK VISION2 Color Negative Control Strips
Introduction
Important Improvements
KODAK VISION2 Color Negative Control Strips (Figure 1)
are intended for the control of Process ECN-2 using the
procedures described in KODAK Publication No. H-24,
Manual for Processing KODAK Motion Picture Films,
Module 1, Process Control.
The first batch of KODAK VISION2 Color Negative
Control Strips is code 5011 for 35 mm, CAT 152 0469 and
code 5012 for 16 mm, CAT 152 0444.
KODAK VISION2 Color Negative Control Strips
incorporate several important improvements into the control
strips for Process ECN-2.
• A VISION2 emulsion is being used for process control.
The new format is exposed on KODAK VISION2 200T
Color Negative Film 5217, while the former ECN control
strip was exposed on KODAK VISION 200T Color
Negative Film 5274.
KODAK VISION2 Color Negative Control Strips,
Process ECN-2, are packaged in 100-foot rolls containing at
least 120 exposures and a processed reference strip. The
exposures on the roll are spaced at 9.5-inch intervals. Each
exposure has 21 gray-scale steps at 0.20 log H increments
(2/3 camera stop).
Figure 1 Processed Control Strip - 35mm
ECN-2
9071
Steps
The reference strip accompanying each roll was exposed
along with all other control strips; it was then processed
under specified well-controlled conditions. An instruction
sheet enclosed with the package contains process deviation
(correction) factors, if they are required, to determine your
laboratory process aim numbers. A four-digit code number
appearing on the carton, can, control strips, reference strips,
and instruction sheet, identifies each production batch of
strips.
4
HD
8
MD
14
LD
21
D-min
F009_0146CC
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Control Strip Log Exposure Range
differences between the former ECN control strip exposed
on KODAK VISION 200T Color Negative Film 5274, and
the new format exposed on KODAK VISION2 200T Color
Negative Film 5217.
Physically, the center-to-center step distance has been
maintained on the new control strips; no problems should be
encountered with existing automatic densitometers.
Once the transition to the new control strips is complete,
and the new control step reference values have been
determined, continue to use KODAK VISION2 Color
Negative Control Strips in the same manner as your previous
control strips.
Please contact your Kodak representative for additional
information on monitoring your process with control strips.
4
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Figure 2 ECN-2 Control Strip Exposed on KODAK VISION 200T Color Negative Film 5274
3.0
Exposure:1/50 sec
Process:
ECN-2
Densitometry:
B
Status M
G
2.0
1.0
R
0.0
-4.0
-3.0
-2.0
-1.0
0.0
1.0
2.0
LOG EXPOSURE (lux-seconds)
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Figure 3 ECN-2 Control Strip Exposed on KODAK VISION2 200T Color Negative Film 5217
3.0
Exposure:1/50 sec
Process: ECN-2
Densitometry: Status M
B
G
2.0
R
1.0
0.0
-4.0
-3.0
-2.0
-1.0
0.0
1.0
2.0
LOG EXPOSURE (lux-seconds)
6
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Effects of Mechanical and Chemical
Variations
photographic effects of mechanical and chemical variations
on KODAK VISION2 Color Negative Control Strips
exposed on 5217 Film compared to the former VISION
Control Strips exposed on 5274 Film. Each plot shows the
effect of a change in a process variable (horizontal axis), on
the dye density of the processed film (vertical axis). These
density plots are deviated against the standard level for each
variable (e.g. standard level for the variable is represented by
zero density).
The magnitude of the changes shown in these plots should
not be considered to be process control limits. Also, the data
presented are qualitative, not quantitative. The plots were
derived from experiments using small laboratory machines
in which all constituents were held constant except the
variable being studied. Hence, the figures should be used
only as trend charts and guides. If two or more process
variable are changed, the resulting photographic effect
illustrated may not be additive. Interactions can occur that
produce effects other than those predicted by addition. The
plots in this publication are representative only; they do not
contain all possible solution problems. Most of the important
photographic effects take place in the developer.
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Developer Mechanical Factors
Figure 4 Effects of Time and Temperature Variations
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
Time
Temperature
5217
5274
5217
5274
AIM
VALUES
.25
.20
B
R
B
R
G
B
G
R
REFERENCE
STRIP
CODE NO.
R
G
0000
.15
.10
G
B
HD
.05
+
0
RED
GREEN
BLUE
.05
B/W
.10
.15
R
G
R
G B
B
R
G
.20
.25
R
G
B
B
.20
.15
.10
B
R
G
B
R
G
B
G
R
B
G
R
MD
RED
GREEN
BLUE
.05
+
0
.05
.10
.15
.20
R
G
B
B/W
R
G
B
R
G
B
R
G
B
LD
.10
B
B
R
G
B
G
R
B
R
G
RED
GREEN
BLUE
G
.05
+
0
R
R
G
B
R
G
B
R
G
B
.05
R
B/W
B
.10
.10
G
D-min
B
B
R
G
B
R
G
B
R
G
RED
GREEN
BLUE
.05
+
G
R
G
B
R
R
G
R
G
B
0
.05
.10
.10
R
G
B
B
B/W
HD-LD
R
R
G
B
G
B
G R
B
R
G
B
RED
GREEN
BLUE
.05
+
0
.05
.10
B
G
R
B R
G
R
B
G
G
R
B
B/W
sec
sec
F
F
˚
˚
V2CSQ_V2CSP_2
8
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Developer Chemical Factors
Figure 5 Effects of pH and CD-3 Variations
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
pH
CD-3
5217
5274
5217
5274
AIM
VALUES
.25
.20
B
G
R
G
REFERENCE
STRIP
CODE NO.
B
R
B
G
R
0000
.15
.10
B
G
R
HD
.05
+
0
RED
GREEN
BLUE
.05
R
G
B/W
.10
.15
R
G
B
B
.20
.25
R
G
B
R
B
G
.20
.15
.10
B
G
R
B
G
R
B
MD
B
G
R
G
R
RED
GREEN
BLUE
.05
+
0
.05
.10
.15
.20
R
G
B
B/W
R
G
B
R
G
R
B
B
G
LD
.10
B
G
R
B
G
R
B
G
R
B
G
R
RED
GREEN
BLUE
.05
+
0
G
R
G
B
R
B
R
G
.05
R
B
B/W
B
.10
.10
G
D-min
B
B
G
R
B
G
R
B
RED
GREEN
BLUE
.05
+
G
R
G
R
B
R
G
R
G
B
R
G
0
.05
.10
.10
G
B
R
B
B/W
R
G
HD-LD
R
G
B
G
R
B
G
B
R
B
RED
GREEN
BLUE
.05
+
0
.05
.10
R
R
B
G
B
G
G
R
B
R
B G
B/W
pH
pH
g/L
g/L
V2CSN_V2CSD_2
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Developer Chemical Factors
Figure 6 Effects of NaBr and AF-2000 Variations
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
NaBr
AF-2000
5217
5274
5217
5274
AIM
VALUES
.25
.20
REFERENCE
STRIP
CODE NO.
0000
B
G
.15
.10
B
G
R
HD
R
.05
+
0
RED
GREEN
BLUE
G
R
B
B
G
R
B
G
R
G
R
B
.05
R
G
B
R
G
B
B/W
.10
.15
.20
.25
.20
.15
.10
B
B
MD
G
R
G
R
RED
GREEN
BLUE
G
R
B
.05
+
G
B
R
G
B
R
G
R
B
0
.05
.10
.15
.20
R
G
B
R
G
B
B/W
LD
.10
B
B
RED
GREEN
BLUE
G
R
B
G
R
.05
+
0
G
R
G
R
B
G
R
B
G
R
B
R
B
G
R
G
B
.05
B/W
.10
.10
D-Min
B
G
R
B
G
R
RED
GREEN
BLUE
G
R
B
.05
+
0
G
B
R
G
B
R
G
R
B
R
G
B
R
G
B
.05
B/W
.10
.10
HD-LD
G
R
B
B
G
R
RED
GREEN
BLUE
G
R
B
.05
+
B
R
G
B
R
G
G
R
B
0
.05
.10
R
G
B
R
B
G
B/W
g/L
g/L
ml/L
ml/L
V2CSK_V2CSA_2
10
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Developer Chemical Factors
Figure 7 Effects of Na SO and Under and Over Replenishment Variations
2
3
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
Under and Over
Replenishment
Na SO
2
3
5217
5274
5217
5274
AIM
VALUES
.25
.20
REFERENCE
STRIP
CODE NO.
0000
.15
.10
HD
R
G
B
R
B
B
G
R
.05
+
0
R
G
B
G
RED
GREEN
BLUE
G
R
B
R
G
.05
G
R
R
G
B
B/W
B
.10
.15
B
.20
.25
.20
.15
.10
MD
G
B
B
RED
GREEN
BLUE
B
R
G
R
G
B
R
.05
+
G
R
0
.05
.10
.15
.20
G
R
G
R
B
R
B
R
B
B
B/W
G
G
LD
.10
B
B
RED
GREEN
BLUE
G
G
R
.05
+
0
B
G
R
G
B
R
R
R
R
G
R
G
G
B
R
B
B
.05
G
B
B/W
.10
.10
D-min
RED
GREEN
BLUE
.05
+
B
B
B
G
R
G
G
R
B
R
G
R
R
G
R
G
R
0
.05
.10
.10
R
G
B
B
B
B
G
B/W
HD-LD
R
RED
GREEN
BLUE
R
B
G
.05
+
G
B
G
B
R
B
R
G
0
.05
.10
G
B
R
G
R
G
G
R
R
B
B
B
B/W
g/L
g/L
g/L
g/L
V2CSL_V2CSR_2
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Developer Chemical Factors
Figure 8 Effects of PB-C1 and PB-2 Prebath Contamination
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
Prebath
PB-C1
PB-2
5217
5274
5217
5274
AIM
VALUES
.25
.20
REFERENCE
STRIP
CODE NO.
0000
.15
.10
HD
.05
+
0
RED
GREEN
BLUE
R
G
.05
R
B
B
G
B/W
.10
.15
R
B
R
G
G
B
.20
.25
.20
.15
.10
MD
RED
GREEN
BLUE
.05
+
0
.05
.10
.15
.20
G
R
R
B
R
G
B/W
R
B
G
B
G
B
LD
.10
RED
GREEN
BLUE
.05
+
0
R
B
R
B
R
G
R
G
B
G
G
.05
B
B/W
.10
.10
D-Min
RED
GREEN
BLUE
.05
+
0
G
R
B
G
R
G R
B G R
B
B
.05
B/W
.10
.10
HD-LD
RED
GREEN
BLUE
.05
+
0
.05
.10
R
G B
B
G
R
B
R
G
B G
R
B/W
V2CSB_V2CSM_2
mL/L
mL/L
mL/L
mL/L
12
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Developer Chemical Factors
Figure 9 Effects of CD-2 for CD-3 and Stop Bath Contamination
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
Substitute CD-2 for CD-3
Stop Bath
5217
5274
5217
5274
AIM
VALUES
.25
.20
R
B G
R
B G
REFERENCE
STRIP
CODE NO.
0000
.15
.10
HD
.05
+
0
RED
GREEN
BLUE
.05
B/W
.10
.15
R
R
G
B
G
.20
.25
B
.20
.15
.10
G
B
R
B G
R
MD
RED
GREEN
BLUE
.05
+
0
.05
.10
.15
.20
R
B/W
R
G B
G
B
LD
.10
G B
R
B G
R
RED
GREEN
BLUE
.05
+
0
R
G
B
R
G
.05
B
B/W
.10
.10
D-min
G
B
B
G
R
R
RED
GREEN
BLUE
.05
+
0
G
R
R
B
G
B
.05
B/W
.10
.10
HD-LD
B G
R
R
B G
RED
GREEN
BLUE
.05
+
B
0
.05
.10
R
R
B
B
G
B/W
G
g/L
g/L
mL/L
mL/L
V2CSC_V2CSO_2
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Developer Chemical Factors
Figure 10 Effects of Bleach Contamination
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
UL Bleach
5217
5274
AIM
VALUES
.25
.20
REFERENCE
STRIP
CODE NO.
0000
.15
.10
HD
.05
+
0
RED
GREEN
BLUE
R
.05
G
B
R
G
B/W
.10
.15
.20
.25
B
.20
.15
.10
MD
RED
GREEN
BLUE
.05
+
0
.05
.10
.15
.20
R
R
B/W
G
B
G
B
LD
.10
RED
GREEN
BLUE
.05
+
0
R
B
G
G
R
B
.05
B/W
.10
.10
D-Min
RED
GREEN
BLUE
.05
+
R
G
B
G
R
B
0
.05
.10
.10
B/W
HD-LD
RED
GREEN
BLUE
.05
+
G
B
R
R
G
B
0
.05
.10
B/W
V2CSU_2
mL/L
mL/L
14
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Developer Chemical Factors
Figure 11 Effects of F-34a Fixer and Final Rinse Contamination
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
F-34a Fixer
Final Rinse
5217
5274
5217
5274
AIM
VALUES
.25
.20
REFERENCE
STRIP
CODE NO.
0000
.15
.10
HD
.05
+
0
RED
GREEN
BLUE
R
G
B
B
R
G
B
B
G
R
.05
G
R
B/W
.10
.15
.20
.25
.20
.15
.10
MD
RED
GREEN
BLUE
.05
+
B
B
G
R
R
R
G
B
0
.05
.10
.15
.20
G
R
G B
B/W
LD
.10
B
G
R
B
G
R
RED
GREEN
BLUE
.05
+
0
R
G
B
R
G
B
.05
B/W
.10
.10
D-min
RED
GREEN
BLUE
.05
+
0
R
G B
R
G
B
B G
R
G
R
B
.05
B/W
.10
.10
HD-LD
RED
GREEN
BLUE
.05
+
R
B
G
R
G
B
0
.05
.10
B
B
R
B/W
G
G
R
mL/L
mL/L
mL/L
mL/L
V2CSF_V2CSE_2
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Developer Chemical Factors
Figure 12 Effects of KI Contamination and Water Dilution
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
Kl
Water Dilution
5217
5274
5217
5274
AIM
VALUES
.25
.20
REFERENCE
STRIP
CODE NO.
0000
.15
.10
HD
.05
+
0
RED
GREEN
BLUE
R
G
R
G
B
B
.05
B
B
G
R
B/W
.10
.15
R
G
.20
.25
.20
.15
.10
MD
RED
GREEN
BLUE
B
.05
+
B
G
R
R
G
R
G
B
0
.05
.10
.15
.20
G
R
B
B/W
LD
.10
B
G
R
B
G
R
RED
GREEN
BLUE
.05
+
0
G
R
B
G R
B
.05
B/W
.10
.10
D-min
RED
GREEN
BLUE
.05
+
0
B
G
R
B
R
G
G
R
B
R
G
B
.05
B/W
.10
.10
HD-LD
RED
GREEN
BLUE
.05
+
R
G
R
G
B
0
.05
.10
B
B
R
G
G R
B
B/W
mg/L
mg/L
mL/L
mL/L
V2CSH_V2CSG_2
16
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Developer Chemical Factors
Figure 13 Effects of Bacterial Na S and Na CO Contamination
2
2
3
—VISION2 Control Strips versus VISION Control Strips in Process ECN-2 Developer
Bacterial Na S
2
Na CO
2
3
5217
5274
5217
5274
AIM
VALUES
.25
.20
REFERENCE
STRIP
CODE NO.
0000
.15
.10
HD
.05
+
0
B
RED
GREEN
BLUE
G
R
B
G
R
B
R
G
R
B
G
.05
B/W
.10
.15
.20
.25
.20
.15
.10
MD
RED
GREEN
BLUE
.05
+
B
R
G
G
R
B
R
G
B
G
R
B
0
.05
.10
.15
.20
B/W
LD
.10
RED
GREEN
BLUE
.05
+
0
B
G
R
B
G
R
G
R
B
R
G
B
.05
B/W
.10
.10
D-min
RED
GREEN
BLUE
.05
+
B
G
R
B
G
R
R
B
G
G
B
R
0
.05
.10
.10
B/W
HD-LD
RED
GREEN
BLUE
.05
+
G
R
B
R
G
B
R
B
G
G
R
B
0
.05
.10
B/W
g/L
g/L
mg/L
mg/L
V2CSJ_V2CSI_2
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Use the following crossover procedure each time a new
code number is put into service:
Control-Strip Crossover
Important: During the inventory crossover from the old
VISION Control Strips to the new VISION2 Control Strips,
every effort should be taken in your operations to avoid
switching back and forth. Your process control will be
greatly simplified by depleting your supply of the VISION
Control Strips (except for what is needed for crossover
purposes) prior to utilizing the VISION2 Control Strips.
There will come a time when you will need to begin using
a new batch of control strips. A new batch means a new code
number, not a fresh box of strips with the same code number.
Please be aware no two batches of control strips are
identical because of slight differences in product, exposures,
process, etc. And therefore, the aim value numbers will not
match (however, on rare occasions they could), even with
the application of the deviation factors.
When you first started using control strips, you had no
previous reference and you set up your aim value parameters
by reading the densities of the specified (D-min, LD, MD,
HD, or D-max) control reference steps and applying the
deviation numbers supplied with that batch. Using a new
batch of strips is really no different, except you will have a
new set of aim numbers,
• Determine the aim values for the new batch, the same as
you did for the current or old batch by reading the
specified steps (D-min, LD, MD, and HD or D-max) of the
reference strip and applying the correction factors. If there
is more than one roll of the same batch, average the
corresponding step densities for all reference strips in the
batch, then apply the correction factors.
• Process an old and new control strip simultaneously at
least three separate times. Do this at different times of the
day, and better yet, on different days, until you have a
number of pairs. During this time, continue to control the
process with data from the old strips.
• Post the new aim values on the same form as the old,
leaving an appropriate space between the two aim sets (as
differences of each control strip reaction at a glance. You
will observe the tracking of the “old” batch as compared
to the “new” batch, with each plotted to its individual set
of aim numbers. Both should be tracking in similar
directions, but not exactly. However, they still should be
within the same action and control limits. Please
remember, no matter how the aim densities differ in
numerical value, you still use each set as your zero (0)
reference line.
As the time approaches to change to a new batch (code),
you will want to make a “crossover” from the current, or old
batch. Crossover simply means to adapt to a change in aim
numbers, not a change in processing technique. You should
begin the crossover with at least a week’s supply of strips
still available (never wait until you run out).
• Once you are comfortable with the new batch of control
strips, use a new H-24F or Y-55 form to separate and not
confuse the old and new aim numbers while making the
daily notations.
• If, for some reason, there is a need to adjust the process to
conform to the new batch of control strips to new action
and control limits, cease processing and evaluate the
entire system. Such a need for change indicates a
fundamental system difficulty, which most likely involves
all aspects of the process, not necessarily a problem with
the new batch of control strips. If difficulty continues,
contact your Kodak technical representative.
The crossover to a new batch lets you get a “feel” for the
new set of aim numbers. Do not attempt to match the new
aim numbers to the old ones. If you do, you probably will
find it necessary to change the mechanical and/or chemical
specifications of the process, and this will most likely lead to
a non-conforming unacceptable process. You will notice
some differences in the way the new batch trends as
compared to the previous batch. this is a normal batch-to-
batch variation, and is to be expected. If you are unable to
maintain a plot within your action limits with the new
control-strip batch, call your Kodak representative to assist
you.
18
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
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Figure 14 Control-Strip Crossover for Process ECN-2
EASTMAN Process Record Form (H-24F)
CONTROL NUMBER
C U R R E N T
N E W
.25
AIM
Control Strip Crossover Process ECN-2
.20
.15
.10
VALUES
R-1.19
G-1.69
B-1.98
HD
.05
+
0
1.39
RED
Code 8051
1.88
GREEN
BLUE
.05
2.24
.10
.15
B/W
.20
.25
.20
.15
.10
MD
R-0.85
G-0.97
B-0.93
1.00
1.49
1.99
RED
GREEN
BLUE
.05
+
0
.05
.10
.15
.20
B/W
CB action = 0.06
CB control = 0.08
LD
.10
R-0.33
G-0.72
B-1.05
0.34
0.75
1.32
RED
GREEN
BLUE
.05
+
0
.05
B/W
.10
.10
D-Min
0.11
R-0.15
G-0.54
B-0.95
RED
GREEN
BLUE
.05
+
0.54
0.95
0
.05
.10
.10
B/W
CB action = 0.07
CB control = 0.09
HD-LD
R-0.86
G-0.97
B-0.93
1.05
RED
GREEN
BLUE
.05
+
1.13
0.92
0
.05
.10
B/W
12
12
12
12 12
10 11
12
12
DATES
10 10 11 11 11 12 12 12
1pm 4pm 4am
1pm
4pm 8am
1pm 4pm
1pm
1pm
1pm
ECN-2
# 1
PROCESS
MACHINE
EASTMAN KODAK COMPANY ROCHESTER, NY 14650
7121
Reference Strip Code No.
KODAK Publication No. H-24F
Kodak and Eastman are trademarks.
Printed in U.S.A.
F009_0143EC
KODAK VISION2 Color Negative Control Strips, Technical Data and Crossover Information
19
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KODAK VISION2 Color Negative Control Strips
MORE INFORMATION
Outside the United States and Canada, please contact your
Kodak representative.
motion for further information. You may want to bookmark
our location so you can find us easily the next time.
Kodak, VISION, and VISION2 are trademarks.
KODAK VISION2 Color Negative
Control Strips
KODAK Publication No. V2CS
Revised 5-05
Printed in U.S.A.
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