An old experiment (early 1980s) using a Canon AV-1 camera and a Nikon 500mm/8 Mirror lens. The lens was set out-of-focus then slowly focused to infinity. The the whole set-up (on the tripod) was slowly turned to get the ‘tails’. Exposure time was not recorded as it was on Aperture priority)
Location: Hollywood, California, shot from the Hollywood Hills.