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Canon mirror (catadioptric) lenses for mirrorless RF?
#1
Designs for  1200mm f10.5/10.6, 800mm f5.1, 400mm f3.6, 2000mm f15, 1200mm f7.6. With optical image stabilisation.
https://pdfaiw.uspto.gov/.aiw?PageNum=0&...0210141240
#2
I really miss a modern angle on mirror lenses. The Sony/Minolta 500mm AF f/8 was pretty cool.
Chief Editor - opticallimits.com

Doing all things Canon, MFT, Sony and Fuji
#3
For what purpose ??
Dave's clichés
  


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