TTartisan 75mm f/1.5 M42 lens in silver and black on plain background The lens is notable for having been engineered to have a 'swirly' bokeh effect that gives images an ethereal look to their out ...

The silver barrel particularly complements metallic ... The lens is notable for having been engineered to have a 'swirly' bokeh effect that gives images an ethereal look to their out-of-focus ...