135mm MF Pancake

[Mt Spokane Photography]

Long Long ago, when lenses were simpler, a 125mm medium format pancake was practical, even included a built-in leaf shutter.

 

[dr croubie]

But no focussing helicoid?
Or is this going on a 4x5 bellows cam?

 

[Mt Spokane Photography]

But no focussing helicoid?
Or is this going on a 4x5 bellows cam?

Yes, it was a pancake bellows, I'm sure (at least when compressed)