Some of  the Products covered:

 
BOLEX H16 RX-5 BOLEX H16 SBM  
     
SWITAR 10mm f/1.6 SWITAR 10mm f/1.6 Rx SWITAR 16mm f/1.8
     
SWITAR 16mm f/1.8 Rx MACRO-SWITAR 26mm f/1.1 Rx
with pre-set diaphragm device
MACRO-SWITAR 75mm f/1.9
with pre-set diaphragm device