RF24-70mm F2

CANON filed a patent containing RF24-70mm F2 and "RF24-105mm F4 L IS USM."

【公開番号】特開2020-79965(P2020-79965A) click here
【公開日】令和2年5月28日(2020.5.28)
【発明の名称】ズームレンズ及び撮像装置

Embodiment 2: "RF24-105mm F4 L IS USM
Zoom ratio: 4.12
Focal length: 24.72 50.92 101.84 mm
F number: 4.12 4.12 4.12
Half angle of view: 41.19 23.02 11.99
Image height: 21.64 21.64 21.64 mm
Lens length: 125.34 142.50 169.34 mm
Back focus: 17.88 19.75 30.96 mm

Embodiment 4: RF24-70mm F2
Zoom ratio: 2.75
Focal length: 24.70 35.76 67.86 mm
F number: 2.06 2.06 2.06
Half angle of view: 41.22 31.18 17.68
Image height: 21.64 21.64 21.64 mm
Lens length: 152.24 158.86 179.82 mm
Back focus: 12.93 19.69 30.66 mm

EVF optics from SONY

SONY filed a patent of optics for EVF of HMD.
The optic systems in this patent would be suitable for an optional EVF for mirroless cameras.

【公開番号】特開2020-76935(P2020-76935A) click here
【公開日】令和2年5月21日(2020.5.21)
【発明の名称】観察光学系および画像表示装置

Embodiment 1

18-33mm F3.3-3.8 Di III from TAMRON

TAMRON filed a patent of 18-33mm F3.3-3.8 for APS-C mirroless cameras.

【公開番号】特開2020-71237(P2020-71237A)
【公開日】令和2年5月7日(2020.5.7)
【発明の名称】ズームレンズ及び撮像装置

Embodiment 1
Zoom ratio: 1.78
Image height: 14.20 mm
Focal length: 18.490 22.793 32.990 mm
F number: 3.387 3.539 3.859
Half angle of view: 40.804 33.099 23.296
Lens length: 84.016 84.016 84.016 mm
Back focus: 17.630 17.630 17.630 mm