83mm F1.4 for 35mm full-frame mirrorless from CANON

CANON filed a patent discussing optical designs of 83mm F1.4 for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-81531(P2021-81531A) click here
【公開日】令和3年5月27日(2021.5.27)
【発明の名称】光学系および撮像装置

Embodiment 1
Focal length (mm): 82.87
F number: 1.45
Half angle of view (degree): 14.63
Image height (mm): 21.64
Lens length (mm): 126.50
Back focus (mm): 13.00


Embodiment 2
Focal length (mm): 82.86
F number: 1.45
Half angle of view (degree): 14.63
Image height (mm): 21.64
Lens length (mm): 128.50
Back focus (mm): 17.13


Embodiment 3
Focal length (mm): 82.64
F number: 1.45
Half angle of view (degree): 14.67
Image height (mm): 21.64
Lens length (mm): 113.70
Back focus (mm): 18.16

Reflex lenses with IS from CANON

CANON filed a patent discussing optical designs of reflex lens with IS (BIS in this application) for 35mm full-frame sensor cameras, not sure for DSLR and/or mirrorless.

【公開番号】特開2021-76670(P2021-76670A) click here
【公開日】令和3年5月20日(2021.5.20)
【発明の名称】光学系および光学機器

Embodiment 1: 1200mm F10
Focal length: 1199.87 mm
F number: 10.58
Half angle of view (degree): 1.03
Image height: 21.64 mm
Lens length: 275.87 mm
BF 123.44 mm


Embodiment 2: 1200mm F10
Focal length: 1199.87 mm
F number: 10.50
Half angle of view (degree): 1.03
Image height: 21.64 mm
Lens length: 300.46 mm
BF 79.08 mm


Embodiment 3: 800mm F5
Focal length: 799.26 mm
F number: 5.11
Half angle of view (degree): 1.55
Image height: 21.64
Lens length: 330.36 mm
BF 160.57 mm


Embodiment 4 400mm F3.5
Focal length: 399.12 mm
F number: 3.57
Half angle of view (degree): 3.10
Image height: 21.64 mm
Lens length: 206.85 mm
BF 59.29 mm


Embodiment 5: 2000mm F15
Focal length: 1999.72 mm
F number: 15.00
Half angle of view (degree): 0.62
Image height: 21.64
Lens length: 331.40 mm
BF 96.81 mm


Embodiment 6: 1200mm F10
Focal length: 1199.56 mm
F number: 10.58
Half angle of view (degree): 1.03
Image height: 21.64 mm
Lens length: 277.75 mm
BF 124.47 mm


Embodiment 7: 1200mm F7.6
Focal length: 1199.64 mm
F number: 7.64
Half angle of view (degree): 1.03
Image height: 21.64 mm
Lens length: 351.51 mm
BF 80.25 mm

Photon number resolving camera from HAMAMATSU

Camera for photon number resolving from HAMAMATSU Photonics.
ORCA-Quest qCMOS camera: C15550-20UP

RF 20mm and 23mm F1.8 from CANON

CANON filed a patent discussing optical designs of 20mm and 23mm F1.8 for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-71624(P2021-71624A) click here
【公開日】令和3年5月6日(2021.5.6)
【発明の名称】光学系およびそれを有する撮像装置

Embodiment 1: RF 23mm F1.8
Focal length 23.40 mm
F number 1.85
Half angle of view (degree) 42.76
Image height 21.64 mm
Lens length 89.32 mm
BF 11.72 mm


Embodiment 2: RF 23mm F1.8
Focal length 23.28 mm
F number 1.85
Half angle of view (degree) 42.90
Image height 21.64 mm
Lens length 93.32 mm
BF 12.72 mm


Embodiment 3: RF 20mm F1.8
Focal length 20.60 mm
F number 1.85
Half angle of view (degree) 46.40
Image height 21.64mm
Lens length 88.73 mm
BF 11.72 mm

19mm F2.8 for full-frame mirrorless cameras from CANON

CANON filed a patent discussing optical designs of 19mm F2.8 for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-67826(P2021-67826A) click here
【公開日】令和3年4月30日(2021.4.30)
【発明の名称】光学系およびそれを有する撮像装置

Embodiment 1
Focal length: 19.50 mm
F number: 2.88
Half angle of view (degree): 47.99
Image Height: 21.65 mm
Lens length: 96.33 mm
Back focus: 18.34 mm


Embodiment 5
Focal length: 19.29 mm
F number: 2.86
Half angle of view (degree): 48.30
Image Height: 21.65 mm
Lens length: 96.59 mm
Back focus: 18.43 mm

16-70mm F4 for full-frame mirrorless cameras from TAMRON

TAMRON filed a patent discussing optical designs of 16-70mm F4 zoom lens for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-67805(P2021-67805A) click here
【公開日】令和3年4月30日(2021.4.30)
【発明の名称】ズームレンズ及び撮像装置

Embodiment 1
Focal length: 16.4867 35.0004 67.8794 mm
F number: 4.1174 4.1076 4.1432
Half angle of view (degree): 53.8837 29.8398 16.1054

RF 28mm F1.4, 30mm F1.4 and 35mm F1.4 from CANON

CANON filed a patent discussing optical designs of 28mm F1.4, 30mm F1.4 and 35mm F1.4 for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-63966(P2021-63966A) click here
【公開日】令和3年4月22日(2021.4.22)
【発明の名称】光学系およびそれを有する撮像装置、撮像システム

Embodiment 1: RF35mm F1.4
Focal length: 35.00 mm
F number 1.42
Half angle of view: 31.72
Image height: 21.64 mm
Lens length: 112.71 mm
Back focus: 13.62 mm


Embodiment 2: RF35mm F1.4
Focal length: 35.00 mm
F number: 1.42
Half angle of view: 31.72
Image height: 21.64mm
Lens length: 113.32 mm
Back focus: 12.86 mm


Embodiment 3: RF35mm F1.4
Focal length: 34.99 mm
F number: 1.42
Half angle of view: 31.73
Image height: 21.64 mm
Lens length: 113.68 mm
Back focus: 14.51 mm


Embodiment 4: RF35mm F1.4
Focal length: 34.99 mm
F number: 1.42
Half angle of view: 31.73
Image height: 21.64 mm
Lens length: 121.14 mm
Back focus: 11.05 mm


Embodiment 5: RF30mm F1.4
Focal length: 29.26 mm
F number: 1.42
Half angle of view: 36.48
Image height: 21.64 mm
Lens length: 118.08 mm
Back focus: 10.05 mm


Embodiment 6: RF28mm F1.4
Focal length: 28.00 mm
F number: 1.42
Half angle of view: 37.69
Image height: 21.64 mm
Lens length: 140.62 mm
Back focus: 21.99 mm


Embodiment 7: RF35mm F1.4
Focal length: 34.98 mm
F number: 1.42
Half angle of view: 31.73
Image height: 21.64 mm
Lens length: 154.45 mm
Back focus: 16.17 mm

RF 34mm F1.2 from CANON

CANON filed a patent describing optical designs of 34mm F1.2 for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-60475(P2021-60475A) click here
【公開日】令和3年4月15日(2021.4.15)
【発明の名称】光学系およびそれを有する撮像装置

Embodiment 1
Focal length: 34.00 mm
F number: 1.23
Half angle of view: 32.47
Image height: 21.64 mm
Lens length: 147.45 mm
Back focus: 19.82 mm


Embodiment 2
Focal length: 35.76 mm
F number: 1.23
Half angle of view: 31.17
Image height: 21.64 mm
Lens length: 147.45 mm
Back focus: 19.50 mm


Embodiment 3
Focal length: 34.00 mm
F number: 1.23
Half angle of view: 32.47
Image height: 21.64 mm
Lens length: 147.45 mm
Back focus: 20.95 mm


Embodiment 4
Focal length: 34.00 mm
F number: 1.23
Half angle of view: 32.47
Image height: 21.64 mm
Lens length: 149.45 mm
Back focus: 16.49 mm

Telephoto zoom lenses for 35mm full-frame mirrorless cameras from CANON

CANON filed a patent describing optical designs of telephoto zoom lens for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-56407(P2021-56407A) click here
【公開日】令和3年4月8日(2021.4.8)
【発明の名称】ズームレンズおよびそれを有する撮像装置

Embodiment 1
Zoom ratio 2.68
Focal length 72.27 135.02 193.89 mm
F number 4.08 4.08 4.12
Half angle of view（°） 16.67 9.10 6.37
Image height 21.64 21.64 21.64 mm
Lens length 137.50 175.84 193.12 mm
BF 14.44 24.23 29.66 mm


Embodiment 2
Zoom ratio 4.82
Focal length 101.59 200.00 490.00 mm
F number 4.60 5.09 6.80
Half angle of view（°） 12.02 6.17 2.53
Image height 21.64 21.64 21.64 mm
Lens length 222.29 279.43 312.29 mm
BF 21.06 29.20 64.12 mm


Embodiment 3
Zoom ratio 2.69
Focal length 72.13 100.00 194.06 mm
F number 2.89 2.89 2.91
Half angle of view（°） 16.70 12.21 6.36
Image height 21.64 21.64 21.64 mm
Lens length 161.59 187.06 220.03 mm
BF 15.86 20.68 31.81 mm


Embodiment 4 (for APS-C sensor)
Zoom ratio 4.24
Focal length 56.90 130.00 241.30 mm
F number 4.68 5.88 6.55
Half angle of view（°） 13.50 6.00 3.24
Image height 13.66 13.66 13.66 mm
Lens length 102.01 140.24 153.08 mm
BF 13.47 21.19 39.32 mm


Embodiment 5
Zoom ratio 3.75
Focal length 103.39 196.91 387.69 mm
F number 5.77 7.10 8.24
Half angle of view（°） 11.82 6.27 3.19
Image height 21.64 21.64 21.64 mm
Lens length 165.42 201.96 235.42 mm
BF 13.85 33.27 57.50 mm


Embodiment 6
Zoom ratio 3.88
Focal length 100.04 198.04 387.80 mm
F number 5.77 7.10 8.24
Half angle of view（°） 12.20 6.23 3.19
Image height 21.64 21.64 21.64 mm
Lens length 159.40 202.97 229.40 mm
BF 10.02 28.12 62.23 mm

Wide-angle zoom lenses for 35mm full-frame mirrorless cameras from CANON

CANON filed a patent describing optical designs of wide-angle zoom lens for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-56320(P2021-56320A) click here
【公開日】令和3年4月8日(2021.4.8)
【発明の名称】ズームレンズ及びそれを有する撮像装置

Embodiment 1
Zoom ration 1.88
Focal length 9.27 15.01 17.46 mm
F number 4.12 4.12 4.12
Half angle of view 66.80 55.25 51.10
Image height 21.64 21.64 21.64 mm
Lens length 137.08 131.94 133.25 mm
BF 13.49 13.49 13.49 mm


Embodiment 2
Zoom ratio 2.00
Focal length 8.00 14.67 16.00 mm
Ｆ number 4.12 4.12 4.12
Half angle of view 69.70 55.87 53.52
Image height 21.64 21.64 21.64 mm
Lens length 132.89 126.29 127.00 mm
BF 10.00 10.00 10.00 mm


Embodiment 3
Zoom ratio 1.75
Focal length 10.00 15.00 17.46 mm
Ｆ number 4.12 4.12 4.12
Half angle of view 65.19 55.27 51.10
Image height 21.64 21.64 21.64 mm
Lens length 135.49 124.63 123.10 mm
BF 14.19 21.45 25.02 mm


Embodiment 4
Zoom ratio 1.88
Focal length 9.27 15.01 17.46 mm
Ｆ number 4.12 4.12 4.12
Half angle of view 66.80 55.24 51.10
Image height 21.64 21.64 21.64 mm
Lens length 137.95 129.32 129.39 mm
BF 13.49 13.49 13.49 mm


Embodiment 5
Zoom ratio 2.66
Focal length 9.01 18.07 24.00 mm
Ｆ number 4.12 4.12 4.12
Half angle of view 67.40 50.13 42.04
Image height 21.64 21.64 21.64 mm
Lens length 146.16 138.36 143.68 mm
BF 11.45 11.45 11.45 mm