Tried a home-made sunshade for the 40mm Distagon. It worked for the flare, but I got some Holga-like vignetting... (that I cropped)
...and it's my first attempt at pushing HP5 in Moersch efd...
Rolleiflex SL66, Ilford HP5@800 ISO in Moersch efd 2+1+40
Uploaded on October 18, 2017