D-48
4
The above chart can be used to determine
other development time/temperature
combinations that provide equivalent
photographic quality. Temperatures between
90 and 100°F (32 and 37.8°C) are optimum
for total system performance.
After-Process Information
Keeping
This film is suitable for archival keeping when processed as recommended. However, due to possible
variations in conditions, it is recommended that users establish their own compliance with existing
archival-keeping requirements as outlined in pertinent standard ANSI/NAPM IT9.1-1996, ISO 10602 -
1995, and in
Kodak
Booklet D-31. This film is within thiosulfate limits for microfilm, when processed
according to manufacturers recommendations.
0
1
2
3
-3.00
-2.00
-1.00
0.00
1.00
2.00
3.00
Log Exposure (lux se conds)
De
n
s
it
y
The MTF curve was determined using a method
similar to that described in ANSI PH2.39-1977
(R1990).
Modulation Transfer Function Curve
Kodak COM DR
Microfilm 2467/
Estar
Base
35% Modulation
Notice:
While the data presented are typical of production coatings, they do not represent standards which must be met by
Eastman Kodak Company. Varying storage, exposure, and processing conditions will affect results. The company reserves
the right to change and improve the product characteristics at any time.
Characteristic Curve
Kodak COM DR
Microfilm 2467/
Estar
Base
Kodak
COM Professional Developer and Replenisher DRC
95°F (35°C), 3.6 fpm;
Diffuse visual
Spectral Sensitivity Curve
Kodak COM DR
Microfilm 2467/
Estar
Base
Kodak
COM Professional Developer and Replenisher DRC
36 sec., 95°F (35°C);
1.4 sec. exposure
-2
-1
0
1
2
250
300
350
400
450
500
550
600
650
700
750
Wavelength (nm)
L
o
g
S
e
n
s
it
iv
it
y
(S
ens
it
iv
it
y
=
rec
iproc
al
of
ex
pos
ure (ergs
/s
q
c
m
) requ
ir
e
to
produc
e s
pec
if
ied dens
it
y
)
D=1.0 f ix ed
D=.15 f ix ed
Process Cycle Adjustment Guide
Equivalent Time/Temperature Conditions
1
10
100
1000
1
10
100
1000
SPATIAL FREQUENCY (cycles/mm)
R
ESPO
N
SE (
%
)
DEVELOPMENT TIME (seconds)
23
35
40
60
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
DEVELOPMENT
TEMPERATURE
(°F)