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Canon 85mm F1.2, 24-150mm F4 lens Patent and more...

Canon several new RF Mount lens patent surfaced over the web, let’s begin with Canon 85mm F1.2 lens and move on

1. Canon 85 mm f / 1.2 without the BR optical element

CANON filed a patent of 85 mm f / 1.2 without the BR optical element. This patent showed the optical formula of RF 50mm f / 1.2.

[Publication number] JP 2020-38295 (P2020-38295A) click here
[Publication date] March 12, 2 (2020.3.12)
[ Title of the Invention] Lens device and camera system equipped with its Embodiment

5: 85mm f / 1.2
Focal length: 83.20 mm
F-number: 1.24
Half angle of view: 14.58
Image height: 21.64 mm
Lens length: 121.31 mm
Back focus: 14.08 mm Example 2: RF 50mm F1.2 L USM Focal length: 51.10 mm F-number: 1.25 Half angle of view: 22.95 Image height: 21.64 mm Lens length: 111.01 mm Back focus: 14.60 mm

2. Canon 24-150mm F4 Lens

CANON filed a patent of 24-150mm f / 4 for 35mm RF Mount based full-frame mirrorless cameras

[Publication number] JP 2020-34631 (P2020-34631A) click here
[Publication date] March 5, 1980 (2020.3. 5)
[ Title of the Invention ] Zoom lens and image pickup device having it Embodiment

Focal length: 24.70 58.34 145.80 mm
F-number: 4.12 4.12 4.12
Half angle of view: 38.43 20.35 8.44
Lens length: 116.35 134.13 162.90 mm
Back focus: 18.26 15.54 24.00 mm

3. Canon 13-21mm F2.8

CANON filed a patent of 13-21 mm f / 2.8 zoom lens for 35mm full-frame mirrorless cameras.

[Publication No.] JP 2020-30251 (P2020-30251A) Click Here
[publication date] Ryowa 2 February 27 (2020.2.27)
[ Title of the Invention] Zoom lens and imaging device using it Embodiment

Zoom ratio: 1.58
Focal length: 13.40 17.30 21.20 mm
F number: 2.88 2.88 2.88
Half angle of view: 58.23 51.35 45.58
Image height: 21.64 21.64 21.64 mm
Lens length: 150.15 136.89 130.04 mm
Back focus: 20.96 25.13 29.31 mm

We will update you soon as we get any new information

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