Canon RF Patents: 14mm F2.8, 16mm F2.8, 18mm F2.8 & 20mm F2.8 Lenses

Posted on by

Canon has filed several new RF mount high-performance wide-angle lens patents for 14mm f/2.8, 16mm f/2.8, 18mm f/2.8 & 20mm f/2.8, which are designed for Canon full-frame mirrorless cameras.

[Publication number] P2022085382
[Publication date] June 8, 2022
[Patent application title] An optical system and an image pickup apparatus having the same.

Example 1 (18mm F2.8) 
Focal length 18.20 
F number 2.90 
Half angle of view 45.00 
Image height 18.20 
Lens overall length 63.45 
Back focus 12.94

Example 2 (14mm F2.8)
Focal length 14.28
F number 2.91
Half angle of view 51.88
Image height 18.20
Lens overall length 57.50
Back focus 10.97

Example 3 (16mm F2.8)
Focal length 16.48
F number 2.90
Half angle of view 47.84
Image height 18.20
Lens overall length 63.19
BF 12.54

Example 4 (20mm F2.8)
Focal length 20.10
F number 2.91
Half angle of view 42.16
Image height 18.20
Lens overall length 63.55
Back focus 14.51

Example 5 (20mm F2.8)
Focal length 20.59
F number 2.91
Half angle of view 41.47
Image height 18.20
Lens overall length 64.11
Back focus 15.86

Stay tuned with us for more Canon Rumors.

Read more:

Via: ipforce