New Patent: Canon RF 135mm f/2 Lens
Canon has filed a new lens patent for the RF 135mm f/2L USM Lens for Canon full frame mirrorless cameras.
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Tag: Canon RF 135mm f/2L USM Lens
Patent: Canon RF 130mm f/1.4L, RF 135mm f/2L & RF 24mm f/1.4L USM Lenses
Canon has filed a new patent showing optical formulas for three fast prime lenses: RF 130mm f/1.4L USM lens, RF
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