If you have a lens with a stuck on filter, try attacking it with a band saw
I dropped my 7D and broke my filter and it's now stuck - I can't take it off. Any advice? : r/canon
Cool Trick for Removing a Stuck Camera Filter From Lens - YouTube
10 Ways to Remove a Stuck Lens Filter | Fstoppers
Remove a Stuck Lens Filter by Tapping It Lightly With Your Finger | PetaPixel
TUTORIAL | Removing a Lens Attachment or Filter That Is Stuck On Your Camera's Lens - YouTube
10 Ways to Remove a Stuck Lens Filter | Fstoppers
10 Ways to Remove a Stuck Lens Filter | Fstoppers
How to Remove a Lens Filter That Is Stuck
How to Remove a Stuck Lens Filter
How to Remove a Lens Filter That Is Stuck
10 Ways to Remove a Stuck Lens Filter | Fstoppers
Use a Shoe to Remove Stuck Lens Filters | PetaPixel
No Tools, No Problem: How to Remove a Jammed Lens Filter Without a Wrench
My UV filter lens is stuck and will not unscrew. I've tried it all… the freezer trick, rubber band, and more. Has anyone else faced this problem with success??? Thank you canon
Removing a stuck filter from a lens that has been dropped – clubantietam.com
How to Remove Stuck Lens Filter - Best Effective Ways - Digital Photography Live
How do I remove a broken/warped UV filter from my lens? - Photography Stack Exchange
Stuck Lens Filter Removal Tutorial
Remove a Stuck Lens Filter by Tapping It Lightly With Your Finger | PetaPixel
What's the Best Filter Wrench?
10 Ways to Remove a Stuck Lens Filter | Fstoppers
How do I remove a broken/warped UV filter from my lens? - Photography Stack Exchange