Amazon.com : NiSi UHD UV for Fujifilm X100 Series - Black Frame | Clear Protection Lens Filter | | Compact Camera Accessories : Electronics
Amazon.com : UV Filter for Fujifilm 35mm f/1.4 XF R - High Definition Ultra-Violet Filter (UV - 52mm) : Electronics
NiSi Lens Grade optical glass UHD UV Multicoated Filters for FUJI X100V
Saved by uv filter. Dropped my X-T4 and had a heart attack, then (with channel locks) got the filter off only to find the lense to be ok. : r/ fujifilm