US$ 24.99
fast wide angle lens
but the camera can then sit flat on its base with the plate on
and manual settings from full to 1/16th power
here’s one that could do the trick
Nikon HR-2 Lens Hood lens mount_Mamiya 645 fast wide angle lensNikon HR 2 Rubber Lens Hood (52mm Screw In) for 50mm f 1. 2 AI S, 50mm f 1. 4, 1. 8 D AF and 58mm f 1. 2 Noct AI S Lenses. Comes with original box
US$ 24.99
US$ 61.60
US$ 12.99
US$ 14.99
US$ 44.95
US$ 13.20
US$ 19.99