Multi-Format Film Developing Tank with 3 Spiral Reels – 120 / 135 / 4x5 Up to 4 Rolls Darkroom and rotate the two halves

and rotate the two halves alternately to feed the film onto the reel

Once loaded into a standard 35mm cassette

Jobo developing tanks

Q: What is Shanghai GP3 100 4x5 sheet film

Jobo Series 1 developing tanks (1500 series)

Multi-Format Film Developing Tank with 3 Spiral Reels – 120 / 135 / 4x5 Up to 4 Rolls Darkroom and rotate the two halvesMulti Format Film Developing Tank 3 Spiral Reels A large capacity film developing tank capable of processing multiple rolls simultaneously across a wide range of film formats. One of the few tanks on the market that can develop 4 rolls of 120 film in a single run making it ideal for high volume darkroom work, film labs, and serious film photographers. Developing Capacity 135 35mm film: up to 3 rolls 120 film: up to 4 rolls 220 film: up to 2 rolls 4x5