This Weird Lens Is The Swirly Bokeh Emperor

Visit the Weird Lenses Museum here (for free): I found this cinema projector lens on a flea Market, the seller had no idea what it was and gave it to me for 2 euros. .. After some research i discovered that this lens is extremly rare and that the bokeh this 75mm f1. 9 lens produce is the most amazing swirly bokeh i seen. It was mounted using m42 hélicoïdal adapter + flat M42 to E mount adapter + a 3D printed ring to make the lens fit inside the helicoidal ring. Check the Full H