EN: Fluorine


Chemical element used in anti-smear coating applied to front, rear elements to make lens cleaning easier, oil-and water-repellent. Coating is similar to those on exterior surfaces of current EOS LCD ClearView screens, and surfaces of the anti-aliasing low-pass filters on most cameras with EOS Integrated Cleaning System. Canon rsquo,s Fluorine lens coating is completely transparent with neutral color balance.
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