Originally Posted by AgX
Are all patches of the same density and location? Otherwise it would easier to consider a ligh leak in the cassette going through several windings of film.
No, the intensity of the flare increases the more directly the light shines into the lens.
"Often moments come looking for us". - Robert Frank
"Make good art!" - Neil Gaiman
"...the heart and mind are the true lens of the camera". - Yousuf Karsh