The sd had a slightly large mount which would allow you to use a new series of lenses that could expose a 6x8 negative adequately.
Mamiya rb67 lens mount adapter ring.
This model supported k l and l series lenses and 6x8 film backs.
Mounting on rb67 and rb67 pro s cameras require removing a ring adapter from the back of the lens.
The lens mount adapter ring is required when using mamiya sekor c interchangeable lenses with the rb67 pro sd.
Fotodiox pro lens mount adapter with focusing barrel for mamiya rb67 rz67 lenses to sony e mount mirrorless camera adapter aps c full frame such as nex 7 a5100 a7ii 4 2 out of 5 stars 2 584 154 85.
Compatible with pro sd only.
Has a k l on front of the barrel.
Shoot through the sweet.
K indicates the pro pro s bodies and l indicates the pro sd bodies.
Fotodiox pro lens mount adapter with focusing barrel for mamiya rb67 rz67 lenses to canon eos ef ef s camera system such as 7d 60d 5d mark iii and more visit the fotodiox store 4 1 out of 5 stars 6 613 ratings.
Fotodiox pro lens mount adapter compatible with mamiya rb67 rz67 mount lens to canon eos ef ef s mount d slr camera body with gen10 focus confirmation chip and built in focusing helicoid.
Remove the lens mount adapter ring when using mamiya kl lenses with rbpro s or rz bodies.
This adapter should be removed to mount to pro pro s bodies.
Filter ring adapter k f concept 18pcs camera lens filter metal stepping rings kit includes 9pcs step up ring set 9pcs step down ring set black 4 5 out of 5 stars 895 25 99.
This adapter is a fairly simple rubber o ring for light sealing rather than for any mechanical reason.
Make offer auto mamiya sekor 55 mm f 1 4 m42 screw mount prime lens thorium coated 199 mamiya 645 af 55 110mm f4 5 zoom lens for all mamiya phase one af cameras 289 99.
These lenses mount directly to rb67 pro sd cameras without an adapter.
Click here to see example photos.
If you do purchase a pro sd model you will have to use an adapter when using older original mamiya rb67 and c lenses.