Fig.2 The high-performance Wild Reprogon f/5.6 lens, with 
tuin blade electromagnetic shutter and self-setting' 
diaphragm. 
Fig.3 Left handuheel panel. From left to right: counter foi 
tan /3 , main switch, switches for room lights, venti 
lator, scale lights and suction table, control for 
setting negative (principal point) shift e . Lower right: 
control for selection of operative suction area.