Reflex lens with IS and an iris from CANON [Patent]
CANON filed a patent discussing reflex lenses with IS and an iris for 35mm full-frame cameras.
【公開番号】特開2022-45962(P2022-45962A)
【公開日】令和4年3月23日(2022.3.23)
【発明の名称】反射屈折光学系およびそれを有する撮像装置 click here
Embodiment 1
Focal length (mm): 1200
F number: 8.02
Half angle of view (degree): 1.03
Image height (mm): 21.64
Lens length (mm): 380.02
Back focus (mm): 100.01
Embodiment 2
Focal length (mm): 1200
F number: 11.00
Half angle of view (degree): 1.03
Image height (mm): 21.64
Lens length (mm): 286.02
Back focus (mm): 44.99
Embodiment 3
Focal length (mm): 800
F number: 5.60
Half angle of view (degree): 1.55
Image height (mm): 21.64
Lens length (mm): 340.01
Back focus (mm): 49.58
【公開番号】特開2022-45962(P2022-45962A)
【公開日】令和4年3月23日(2022.3.23)
【発明の名称】反射屈折光学系およびそれを有する撮像装置 click here
Embodiment 1
Focal length (mm): 1200
F number: 8.02
Half angle of view (degree): 1.03
Image height (mm): 21.64
Lens length (mm): 380.02
Back focus (mm): 100.01
Embodiment 2
Focal length (mm): 1200
F number: 11.00
Half angle of view (degree): 1.03
Image height (mm): 21.64
Lens length (mm): 286.02
Back focus (mm): 44.99
Embodiment 3
Focal length (mm): 800
F number: 5.60
Half angle of view (degree): 1.55
Image height (mm): 21.64
Lens length (mm): 340.01
Back focus (mm): 49.58
