My Rangefolder Cameras

Too hot these days, one of my assistant crafts master got stroke when he practiced kendo, and in Persistent vegetative state now, what a pit...

This week I'm gonna finish this conversion batch, forgive me for no further information on RF.

Thinking of range-coupled mechanism these days, just came out of some ideas. No matter Linhof or Graphic, Horseman or other brands 4x5 camer...

Now there goes to final part of RF calibration. We match the lens with rangefinder with a tailored cam, so camera can be range coupled wit...

Last step on paper work, then we can go on to practical procedure. By measuring rangefinder character and lens focus moving range, now we ...

Rangefinder First system to be measured is RF parts. We need to draw a rangefinder characteristic curve, to represent it's focus range...

So actually there are two focus systems, one by focus through lens, and one by focus through RF mirror. Lens mount on front standard, from ...