Yukon Advanced Optics - Yukon Advanced OpticsYAOW
Minox - Minox
Schneider Kreuznach - Schneider Kreuznach
Steiner-Optik - Steiner-Optik
Tamron - TamronTamron Co. Ltd.
Tokina - Tokina,Tokina Co. Ltd.
Marumi - MarumiMarumi Optical
Four Thirds - Four Thirds,Four Thirds
Platinum Equity - Platinum EquityPlatinum Equity