Leica III F red dial on the bench.

Leica III F red dial on the bench.

The Leica IIIf was Leitz’s (later Leica) first 35mm camera body for screw mount lenses with built-in synchronization. It succeeded the Leica IIId, which was a rare variant of the Leica IIIc. Built-in synch means that, unlike its predecessors, the IIIf...