Canon RF Patents: 70-300mm F4.5-7.2, 100-350mm F5-8 & 250-600mm F6.3-11
Canon has filed several new compact and lightweight zoom lens patents for RF 70-300mm f/4.5-7.2, RF 100-350mm f/5-8, RF 250-600mm…
Canon RF 250-600mm f/6.3-11 Lens
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