Canon RF Patents for 200mm f2, 300mm F2.8 & 500mm F4 Super-Telephoto Lenses

Canon filed new RF-mount lens patents for 200mm f2, 300mm F2.8 & 500mm F4 Super-Telephoto models. More details of the new Canon Patents for full-frame mirrorless cameras can be found below.

[Publication number] P2021039379
[Publication date] APRIL 25, 2022
[Patent application title] Optical system and imaging device

600mm F4

Focal length 585.00
F number 4.12
Half angle of view 2.12
Image height 21.64
Lens overall length
475.00 Back focus 103.93

400mm F2.8

Focal length 392.57
F number 2.90
Half angle of view 3.15
Image height 21.64
Lens overall length 371.15
Back focus 75.00

500mm F4

Focal length 489.05
F number 4.12
Half angle of view 2.53
Image height 21.64
Lens overall length 411.08
Back focus 100.00

800mm F5.8

Focal length 777.00
F number 5.80
Half angle of view 1.59
Image height 21.64
Lens overall length 498.01
Back focus 158.67

300mm F2.8

Focal length 292.53
F number 2.90
Half angle of view 4.23
Image height 21.64
Lens overall length 273.92
Back focus 76.35

200mm F2

Focal length 200.00
F number 2.06
Half angle of view 6.17
Image height 21.64
Lens overall length 196.01
Back focus 38.50

Take a look at the list of Canon cameras that are expected to be announced in 2022. Read Complete List of Canon RF Lenses and see also Canon RF mount Lens Roadmap 2022.

Join the Canon Camera Users Group to share your Canon photography. Ask and answer questions that arise and help each others!

Via: Digicame-info

Leave a Reply

Your email address will not be published.