Pronto 587g (01)

Gauthier Pronto leaf shutter nr.587g

Year of production somewhere in the 1960s..

 

As found in its original sparepart box.

 

This shutter looks the same as the 597g but sports a LV-Scale.

 

Side view.

 

More about a LV-Scale here :

camera-wiki.org/wiki/Light-value_system

Done