Longshadow wrote:
Maybe put the lens, filter down, on a rubber jar lid removal aid, press down slightly to get traction on the rubber and twist while pressing down. This will distribute the force evenly on the filter ring without "pinching' the ring.
Any excessive force on the filter ring, like when using fingers, MAY deform the filter ring enough to pinch the ring, making certain points tighter on the thing it's mounted on.
Maybe try laying the filter on ice for a bit to help contract (shrink) the filter ring. But not too long, you want the filter ring colder than what it is mounted on. Too long, both pieces will be the same temp again.
Maybe put the lens, filter down, on a rubber jar l... (
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