SLR Magic Compact anamorphot adapter 1.33 , 40

This adapter pairs well with a variety of prime lenses, including:

Canon EF mount (full frame or APS-C sensor)

Canon EF 40mm f/2.8 STM
Canon EF 50mm f/1.8 STM
Canon EF 50mm f/1.8 II
Sony E-mount (Super 35 or APS-C sensor)

Sony FE 28mm F2
Sony FE 35mm F2.8 ZA
Zeiss Sonnar FE 35mm F2.8 ZA
Zeiss Loxia F2/35
SLR Magic 35mm F1.2 CINE @F4
Sony E-mount (Full frame, Super 35 and APS-C sensor)

SLR Magic 75mm F1.4
Zeiss Loxia 2/50
SLR Magic 50mm F1.1 CINE @F4
Micro Four Thirds

Panasonic 20mm f/1.7
SLR Magic HyperPrime 25mm T0.95 @2.8 or smaller
Olympus 12-50mm f/3.5-6.3 (between 20-50mm)