For Voigtlander Bessa R2A/2M/3A/3M/4A/4M, Bessa III, Bessa III wide, Epson R-D1, Bessaflex, Fuji X-Pro1! Your choice of +3, +2, +1, -1, -2, -3 or Original Eyepiece replacment. Specify which in checkout. Diopters replaces original eyepiece.