Filmroll Cards
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Description: A technical plate of a 135 film roll: the cartridge with its spool, light trap and CAS contacts, the tongue cut for threading, perforations 4.75 mm apart (eight to a frame, 38.00 mm), a section through the cartridge and a close-up of one perforation. 36 exposures, 0 previews. My own drawing, plate 13 of my Anatomy of... series. The version for light garments is here: https://www.teepublic.com/t-shirt/99360859-anatomy-of-a-film-roll-technical-drawing-light-shi
