MD Mount (w Helicoid)->E and E->Z adapter together

When the helicoid is extended this set's MFD is 0.23m
whereas this Minolta 50/1.7 lens' normal MFD is 0.45m.

That hood is Minolta's 52mm one, it's rather rare for Minolta whose
lens' typical filter size is ∅55mm, 55->52mm step down ring is used.