Patent: Canon RF 8-16mm f/4, 9-15mm f/4, 9-24mm f/4 & 10-18mm f/4 Ultra-Wide Zoom Lenses
Several new Canon RF-mount full frame ultra-wide-angle zoom lenses appear in a USPTO patent, including: Canon RF 8-16mm f/4 Lens
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Tag: Canon RF 9-15mm f/4L USM Lens