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ISO 897:2000 pdf free

ISO 897:2000 pdf free.Photography- Roll films, 126, 110 and 135-size films
ISO 897 specifies different means of identification of the image-bearing side of roll films and 126, 110 and 135-size films that carry edge markings.
ISO 897 is not applicable to cinematographic films.
2 Normative reference
The following normative document contains provisions which, through reference in this text, constitute provisions of this International Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent edition of the normative document indicated below. For undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid International Standards.
ISO 13450:1996, Photography一1 10-size cartridge, film and backing paper一Dimensions.
3 Marks
The marks in the margins may consist of letters, words, numbers (including frame numbering) and/or arrows, of which suggested forms are shown in Figure 1.
4 Position and orientation of the marks
The orientation specified for the marks ensures that the lettering and frame numbers read normally if included in photographic prints. When the processed film is viewed from the side opposite to the image-bearing side, the different marks shall be oriented as follows.
a) Letters, words or numbers shall appear in the correct orientation for reading, whatever the relative orientation of images and marks (see Figure 2, note 4).
b) Frame numbering
-For roll films and 126 and 135-size films, their sequence shall increase from left to right as shown in Figure 2.
-For 110-size fims, their sequence shall increase from right to left as specified in ISO 13450 and shown in Figure 3.
c) If arrows are used, there should preferably be at least one per exposure. Their direction shall be as follows.
For roll films and 126 and 135-size fims, the arrows in the margins shall point in an anticlockwise direction (also called counterclockwise) as shown in Figure 2.
For 110-size films, the arrows between the frames and above the frame numbers shall point to the left when the numbers are read normally, as shown in Figure 3.ISO 897 pdf download.

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