°C    °F 

 Film  Developer Dilution ASA/ISO  35mm  120  Sheet  Temp  Notes 
 Rollei Infrared IR400  Rodinal  1+50  400 (25)  12  12  12  20C  [40][57] 
 Note [40]Presoak 3-5 minutes
 Note [57]Data in parenthesis for metering with deep red or opaque filter. Suitable filters include: Wratten #29, #88A, #89B, B+W #92, Hoya R72, RG695nm and RG715nm IR black filters

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