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smrooker
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09-09-2013
09-09-2013
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Canon 300 2.8 stops focusing
09-09-2013
I have a used Canon 300 2.8 non is that I bought used. Tack sharp, great lens. But if you change from horizontal to vertical, it shuts off. in the repair shop now, they can't figure it out. any thoughts?
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