Mark Dubovoy's essay on medium format cameras on Luminous Landscape

On the value of precision and shimming...

Paul Slotboom from OptechsDigital presents how to use of the unique ALPA adjustable digital backadapters who allow to compensate a possible misalignment of the sensor plane of a digital back and optimize the system.

Paul Slotboom from OptechsDigital hiking with the ALPA 12 TC.

Comments and thoughts about various photographic topics. Today: Sliding backs and helical mounts.