Canon has filed several new lens patents for full frame ESO R system cameras. The RF mount super telephoto prime Canon lenses are the 200mm f/2L, 300mm f/2.8L, 400mm f/2.8L, 500mm f/4L, 600mm f/4L, 800mm f/5.6L IS USM.
You can find the patent details below. Continue reading “Canon RF 200mm f/2L IS USM Lens Patent with Several Super-Telephoto Primes”