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Patent: Is Canon planning to release catadioptric (mirror) super telephoto lenses?
Keith over at Northlight uncovered a USPTO patent showing various optical designs for catadioptric lenses, better known as mirror lenses. The advantages to mirror lenses Read more... The post Patent: Is Canon planning to release catadioptric (mirror) super telephoto lenses? appeared first on Canon Rumors - Your best source for Canon rumors, leaks and gossip.