Canon’s Advanced Lens Coating Technology -SWC (CanonOfficial)

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Learn about one of Canon’s lens technologies, nano-level anti-reflection film called Subwave Structural Coating (SWC)

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Published on April 23, 2015 Updated On January 04, 2016

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Learn about one of Canon’s lens technologies, nano-level anti-reflection film called Subwave Structural Coating (SWC) and how it minimizes ghosting and flare.

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