ISO 14546:2000(E) Table 2 - Perforation dimensions for aerial films (see Figure 2) Dimensions in millimetres 127 mm 70 mm 70 mm 127 mm Dimension Aim Tolerance Tolerance Aim 69,95 A ± 0,05 125,98 ± 0,13 B 4,750 ± 0,025 4,750 ± 0,025 c 2,794 ± 0,011 2,794 ± 0,021 D 1,980 ± 0,011 1,980 ± 0,021 E 2,01 ± 0,10 2,01 ± 0,13 G 0,08 max. 0,25 max. L 474,98 474,98 ± 0,38 ± 0,38 R 0,51 0,51 ± 0,13 ±0,13 NOTE Dimension L is the length of any 100 consecutive perforation intervals. Table 3—Film thickness Dimensions in milimetres Nominal Minimum Maximum thickness thickness thickness 0,08 0,066 0,100 0,11 0,100 0,127 0,15 0,140 0,165 0,19 0,177 0,196 8Leader and trailer requirements Most sizes of aerial films are supplied without a leader or a trailer. However, some sizes of certain films may be Integral leaders/trailers shall be cut to standard film widths as given in Table 1. Spliced leaders/trailers (dimension B, Figure 1) shall be as given in Table 5. The thickness of the splices, attaching the leader and the trailer to the film, shall not exceed 0,43 mm. The tensile strength of the joint, per unit of film width, shall not be less than 35,o N/cm. Cameraand magazinemanufacturers shall provideatleastO,13mmaddedclearanceduetosplicecurvaturefrom being wound in the roll. @ ISO 2000 - All rights reserved tional Organization for Standardization from IHS Not for Resa ISO 14546:2000(E) Table 4 Preferred lengths for aerial films in rolls Dimensions in metres Nominal length (Tolerance = 38,1 61 76,2 106,7 122 152,4 213,4 266,7 426,7 457,2 304,8 609,6 Table 5 - Spliced leader and trailer widths (see Figure 1) Dimensions in millimetres Nominal Dimension B Dimension B Dimension C Dimension C film width aim aim tolerance tolerance A 70 See note See note See note See note 127 126,75 ± 0,25 50,8 ± 5,1 241 241,05 ± 0,25 50,8 ± 5,1 NOTE taper. 9Film perforations Perforated films covered by this International Standard shall have Type Il perforations. The size and shape of perforated aerial films shall be as given in Table 2. 10 Spool dimensions Spool dimensions shall conform to the values shown in Figure 3 and given in Tables 6, 7 and 8. 5 ense from IHS Not for Res-ale ISO 14546:2000(E) B A Key See note 1 N (Optional slot) 2 3 Two holes; Diameter = L; Between centres = M 0,50 mm. NOTE 1 DimensionBismeasuredatthekeywayopenings inthecentreoftheflange.Forspoolswithflangethicknessesof 1,27mmorless,dimension B iskept within its tolerance by embossingthe centre of each flangeoutward.The embossed centresare not used with spools thathaveflanges2,o6 mmthick because the thicker metal fills out the space that is obtained by the embossing. Spoolsnumbered 2 and 3have embossed areas with outside diameters (dimensionx)of16,97mm±0,40mm and inside diameters (dimension x1) of 14,27 mm ± 0,40 mm. Spools numbered 4, 5, 7, 8, 9, 18 and 19 have embossed areas with outside diameters of 25,40 mm ± 0,40 mm and inside diameters of 22,22 mm ± 0,40 mm. Spools numbered 14, 15, 16 and 17 have embossed areas with outside diameters of 26,97 mm ± 0,40 mm, and inside diameters of 25,10 mm ± 0,40 mm. Spools numbered 6, 9A, 10, 11, 12, 20 and 22 are not embossed. NOTE 2 For all spools listed in this International Standard, both flanges are identical. The concentricity of the spindle hole (dimension J) and the flange periphery (dimension C) shall be within 0,762 mm of the total indicator reading. The concentricity of the spindle hole (dimension J) and the core (dimension D) shall be within O,762 mm of the total indicator reading. Figure 3 Aerial film spools (see Tables 6, 7 and 8) @IsO2000-All rights reserved nal Organization for Standardization