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Old 14-08-2019, 02:06 PM
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bojan is offline
Join Date: Jul 2006
Location: Mt Waverley, VIC
Posts: 5,950
Careful lubrication with right lubricant (syntetic grease for example) always helps, especially preventing stucking...

BTW, focusing threads of all lenses are full of lubricant, and there are no ill effects.

Last edited by bojan; 14-08-2019 at 02:30 PM.
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