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REEL 9x12cm guidance

REEL 9x12 cm

A spiral developing reel for 9x12 cm large format film. Compatible with Paterson 3 tanks and larger, fits 4 sheets per reel.


Compatibility and Capacity

  • Compatible with Paterson 3 tank and larger
  • Fits 4 sheets of 9x12 cm film per reel
  • A Paterson 8 tank fits two REEL 9x12 reels, allowing up to 8 sheets to be developed at once
  • Works with black and white, C-41, and E-6 colour film

Chemical Volumes

Use the table below for minimum chemical volumes when using the REEL 9x12 with each Paterson tank size.

AGO Film Processor minimum chemical volumes table

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Instructions Sheet

Download the full loading and usage instructions for the REEL 9x12.

Download instructions sheet

Updated on 14 Feb 2026