Canon Patents: RF 70-300mm f/3.5-5.6 & RF 100-500mm f/5.6-6.4 Lenses
Canon has filed two new RF lens patents for the RF 70-300mm f/3.5-5.6 IS USM and RF 100-500mm f/5.6-6.4 IS
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Canon has filed two new RF lens patents for the RF 70-300mm f/3.5-5.6 IS USM and RF 100-500mm f/5.6-6.4 IS
Continue reading