Amazon.com : Lens Hood for Canon RF 50mm F1.8 STM on EOS R6 R5 RP R Camera, Reversible Lens Shade Replace Canon ES-65B Lens Hood, Compatible with 43mm Filters and 43mm Lens
Tony Northrup on Twitter: "Lens adapter compatibility chart--what's missing/incorrect? https://t.co/ZJvZmRo3Yh" / Twitter
Vello EW-65II Dedicated Lens Hood LHC-EW65II B&H Photo Video
Lens Hood Compatibility Chart
ProMaster ES52 Replacement Lens Hood for Canon #9008 - The Camera Company
Canon EF 1.4x III Extender Review
Canon EF Extenders - Teleconverters
58mm Screw-in Flower Lens Hood For Canon Eos 1300d 1200d 800d 760d 750d 700d 650d 600d 100d 80d 70d 77d 60d And 18-55mm Lens - Camera Lens Hoods - AliExpress
Vello ET-86 Dedicated Lens Hood LHC-ET86 B&H Photo Video