Some vertical black smudges.

Started 2 months ago | Discussions thread
British Jonathan
OP British Jonathan Regular Member • Posts: 157
Re: Some vertical black smudges.

Overrank wrote:

I don’t think that would cause the banding. Have a look at

Its possible that there is some timing issue between the two shutter curtains. Do you get the same issue with shots with openings longer than 1/30s (say) and less than (1/30s) ?

Could be. Any way to check that without shooting a whole roll on different shutter speeds and logging it?

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Sony a7 III Sony FE 85mm F1.8 Tamron 28-75mm F2.8 III Sigma 35mm F1.2 DG DN
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