Super wide angle lens,10 mm f/2.8, for 35 mm full-frame sensor from CANON [Patent]
CANON filed a patent containing 10 mm f/2.8 for 35 mm full-frame sensor.
【公開番号】特開2019-40219(P2019-40219A) click here
【公開日】平成31年3月14日(2019.3.14)
【発明の名称】ズームレンズ及びそれを有する撮像装置
Specification and lens arrangement of embodiment 3
Embodiment 1 is for Canon EF 11-24mm f/4L, thanks Misiral 75.
Focal length: 10.30 mm
F number: 2.88
Half angle of view: 64.54
Image height: 21.64 mm
Lens length: 124.58 mm
Back focus: 38.00 mm
【公開番号】特開2019-40219(P2019-40219A) click here
【公開日】平成31年3月14日(2019.3.14)
【発明の名称】ズームレンズ及びそれを有する撮像装置
Specification and lens arrangement of embodiment 3
Embodiment 1 is for Canon EF 11-24mm f/4L, thanks Misiral 75.
Focal length: 10.30 mm
F number: 2.88
Half angle of view: 64.54
Image height: 21.64 mm
Lens length: 124.58 mm
Back focus: 38.00 mm
Hi there,
Thank you for this report. This is the patent of Canon EF 11-24mm f/4L, see the similarities in the optical formula。
Example 1 of the patent request:
https://www4.j-platpat.inpit.go.jp/eng/tmp/TD2/20190315185012614F3FB96BFC72653BA35A091DD00188974/JPA_431040219_000005.jpg
Canon EF 11-24mm f/4L:
https://www.lenstip.com/upload2/145841_can11-24bud.jpg
All the best
by Mistral75 (2019-03-15 19:02)
Hi Mistral 75,
Thank you for the notification.
As your mention, the embodiment 1 is for EF 11-24mm f/4L.
10mm f/2.8 is the embodiment 3.
by hi-low (2019-03-16 13:02)