Quote Originally Posted by prumpkah View Post
I also missed the opportunity to try Rollei Retro 100 in 120, but I gather from 'net buzz that it was made on a different base than the 35mm RR100, which suggests that they were not cut from the same master rolls.
The 120 version is made vom 35 mm material which has a 135Ám base. Normally for filmes of type 120 100Ám base ist used. The films are slightly shorter but usually it is no problem to get 12 exposures from it. But it may be a problem to get 13 which some cameras allow.