[André Sena]

Segundo o Canon Rumors, Keith (Northlight Images) encontrou as seguintes patentes:

USPTO Patent US20220035144 shows the following optical formulas.

Canon RF 150mm-600mm f/5-6.3L
Canon RF 200mm-400mm f/4L
Canon RF 200mm-500mm f/4L
Canon RF 300mm-800mm f/8L

https://www.northlight-images.co.uk/canon-ef-lenses-rumours-and-news/

https://www.canonrumors.com/patent-impressive-super-telephoto-l-zoom-lenses-for-the-rf-mount/

Uma 200-500mm F4+1.4x seria algo muito interessante.


E para quem tiver interesse no assunto Gerenciamento de Cores recomendo fortemente o site do Keith.