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ISO 686:1985 PDF
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Photography — 35 mm filmstrips — Specifications for double-frame and single-frame formats
Establishes a parity of aspect ratios between the double-frame and single-frame formats from the same artwork or master material. To facilitate the production of filmstrips from a series of slides, the dimensions of the double-frame format have been selected as the mask aperture size of the nominal 24 mm by 36 mm picture area.
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| Edition | 1985 |
|---|---|
| Published Date | 1985 |
| Published By | International Standardization Organisation |
| Page Count | 8 |
