What bill said... Plus RF is usually use for Range Finder which is a type of camera so I would type out reciprocity failure as to not confuse folks.

Good luck!


~Stone

Mamiya: 7 II, RZ67 Pro II / Canon: 1V, AE-1, 5DmkII / Kodak: No 1 Pocket Autographic, No 1A Pocket Autographic | Sent w/ iPhone using Tapatalk