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American Standard
ASA
Rre. V. S. Pal. Off.
for
16-Millimeter Motion Picture
PH22.1 1-1952
Projection Reels
Page 2 of 4 pages
Table 2
Capacity
Dimension
Inches
Millimeters
Capacity
Dimension
Inches
Millimeters
200 feet0 (61 meters)
D, nominal maximum minimum
5.000 5.031 5.000
127.00 127.79 127.00
1200 feet (366 meters)
D, nominal maximum minimum
12.250 12.250 12.125*
311.15 311.15 307.98*
C, nominal maximum minimum
1.750 2.000* 1.750
44.45 50.80* 44.45
C, nominal maximum minimum
4.875 4.875 4.625*
123.83 123.83 117.48*
Lateral runout,7 maximum
0.057
1.45
Lateral runout,7 maximum
0.140
3.56
400 feet0 (122 meters)
D, nominal maximum minimum
7.000 7.031 7.000
177.80 178.59 177.80
1600 feet (488 meters)
D, nominal maximum minimum
13.750 14.000* 13.750
349.25 355.60* 349.25
C, nominal maximum minimum
2.500 2.500 1.750*
63.50 63.50 44.45*
C, nominal maximum minimum
4.875 4.875 4.625*
123.83 123.83 117.48*
Lateral runout,7 maximum
0.080
2.03
Lateral runout,7 maximum
0.160
4.06
800 feet (244 meters)
D, nominal maximum minimum
10.500 10.531 10.500
266.70 267.49 266.70
2000 feet (6 10 meters)
D, nominal maximum minimum
15.000 15.031 15.000
381.00 381.79 381.00
C, nominal maximum minimum
4.875 4.875 4.500*
123.83 123.83 114.30*
C, nominal maximum minimum
4.625 4.875 4.625
117.48 123.83 117.48
Lateral runout,7
0.120
3.05
Lateral runout,7
0.171
4.34
maximum
maximum
*When new reels are designed or when new tools are made for present reels, the cores and flanges should be made to conform, as closely as practicable, to the nominal values in the above table. It is hoped that in some future revision of this standard the asterisked values may be omitted.
September 1952 Journal of the SMPTE Vol. 59
235