Canon AE-1 argento / obiettivo zoom FD 50 mm f/1.8 S.C. [buono] *problema otturatore Y1738

Canon AE-1 Silver / Zoom Lens FD 50mm f/1.8 S.C.From Japan. There is a shutter speed issue. When set to slower speeds (2s to 1/4s), the shutter either fires at 1/60s or causes the mirror to lock up.

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