TTArtisan 75mm f1.5. A new king of bokeh, reviewed and compared with a Helios 40.
Makinon 28-80 f3.5
$30 Vintage Lens So INSANE I Bought THREE OF THEM! Makinon 28-80 f3.5 Cine Lens Review
Sigma DG 70-300mm f/4-5.6 Macro Lens for Canon EF - Black