Here is a new Canon patent describes an optical formula for a RF 130mm f/2 lens. Designed for the EOS R full frame mirrorless system this is a telephoto prime lens ideal for portrait photography.
As of writing it’s not clear if this will have the same macro features like the RF 100mm F2.8L Macro IS USM which is the world’s first AF macro optic.
Canon RF 130mm f/2 Lens
Canon patent application 2022-043436 (Japan) discusses optical formulas for a RF 130mm f/2 lens.
- Focal length: 130.77
- F value: 2.06
- Half angle of view: 9.39
- Image height: 21.64
- Overall length: 132.51
- Back focus: 25.26
This Canon patent was spotted by asobinet.