B4-NEX Adapter For Canon Fujinon B4 2/3" Lens to Sony E mount A6000 A6300 Camera - AliExpress
B4 TV Lens to Sony Alpha E-Mount Camera Body Adapter – Fotodiox, Inc. USA
Sony B4S16PLKIT
Amazon.com : Fotodiox Pro Lens Mount Adapter, B4 (2/3") Lens to Sony NEX (E- Mount) Camera Body, for NEX-3, NEX-3N, NEX-5, NEX-5R, NEX-6 NEX-7 : Electronics
Amazon.com : Fotodiox Pro Lens Mount Adapter, B4 (2/3") Lens to Sony NEX (E- Mount) Camera Body, for NEX-3, NEX-3N, NEX-5, NEX-5R, NEX-6 NEX-7 : Electronics
B4 TV Lens to Sony Alpha E-Mount Camera Body Adapter – Fotodiox, Inc. USA
MTF Services Ltd B4 2/3" to Sony E-Mount Lens Adapter MTB4SEM
B4 mount 2/3" cine Fujinon lens to Sony E mount adapter NEX A7 IV A7R III A6600 | eBay
Lens Adapter B4 2/3” ENG Cine to C-Mount CCTV Cine Camera | eBay
B4 2/3" to Sony E-mount Package | LensAdaptor
2/3" B4 Mount Lens to Sony E mount adapter with built in 3X glass adjustable | eBay
FS7 E-mount to B4 2/3" ENG lens adaptor review - MTF Services - YouTube
B4 TV Lens to Sony Alpha E-Mount Camera Body Adapter – Fotodiox, Inc. USA
Amazon.com : Fotodiox Pro Lens Mount Adapter, B4 (2/3") Cinema Lens to Sony FZ Mount Camera Adapter - fits Sony PMW-F3, F5, F55 Digital Cinema Camcorders : Electronics