FILM Ferrania Orto
Orthochromatic version of the P30 cine-derived emulsion (2023), with high silver content and strong contrast; development close to P30.
ISO
50
Formats
2
35mm, 120
Process
BW
Type
B&W
Characteristics
Reciprocity Failure
No official data available. The manufacturer hasn't published reciprocity specifications for this film.
For long exposures, try starting with a 1.3 exponent (t' = t1.3) as a baseline and bracket your shots. This is a reasonable middle ground that works for many films.
No manufacturer reciprocity data found; test or bracket long exposures.
Often Used For
Help improve this page. Some information for this film is limited. If you have experience shooting Orto or know of published data we're missing, we'd love to hear from you.
Get in touchDescriptions combine manufacturer specifications with community experience. Subjective assessments reflect common sentiment among photographers and may not match your results.