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Day: December 16, 2017

New Patent: Canon 400mm F/5.6 MIRROR (Catadioptric) Lens

December 16, 2017 Lens-R

Good News!!! According to the latest rumors from NI,Canon has just filed a new patent: Canon 400mm F/5.6 MIRROR (Catadioptric) Lens.

Canon Lens canon lens patent Leave a comment

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