50mm F1.5 with a variable soft-focus effect from COSINA

COSINA filed a patent describing 50mm F1.5 with a variable soft-focus effect.

【公開番号】特開2022-114327(P2022-114327A) click here
【公開日】令和4年8月5日(2022.8.5)
【発明の名称】撮像レンズ

Focal length (mm): 50.5
F number: 1.562
Angle of view (degree): 46.311
Image height (mm): 21.633
Lens length (mm): 76.576
Back focus (mm): 31.879

Fig. 1.


Fig. 2.


Fig. 5.

SIGMA 24-70mm F2.8, 28-70mm F2.8, 28-84mm F2.8 DG

SIGMA filed a patent discussing 24-70mm F2.8, 28-70mm F2.8 and 28-84mm F2.8 for 35mm full-frame mirrorless cameras.

【公開番号】特開2022-67732(P2022-67732A)　click here
【公開日】令和4年5月9日(2022.5.9)
【発明の名称】大口径ズームレンズ

Embodiment 1
Zoom ratio: 2.75
Focal length (mm): 24.72 39.76 67.98
F number: 2.92 2.92 2.92
Angle of view (degree): 85.24 56.96 34.33
Image height (mm): 21.63 21.63 21.63
BF (mm): 17.6206 17.6036 17.5749
Lens length (mm): 135.00 145.60 171.09


Embodiment 2
Zoom ratio: 2.75
Focal length (mm): 24.72 39.88 68.02
F number: 2.92 2.92 2.92
Angle of view (degree): 85.13 56.00 34.31
Image height (mm): 21.63 21.63 21.63
BF (mm): 17.6251 17.5782 17.5747
Lens length (mm): 135.00 147.22 170.64


Embodiment 3
Zoom ratio: 2.35
Focal length (mm): 28.81 40.01 67.69
F number: 2.92 2.92 2.92
Angle of view (degree): 75.92 56.06 33.85
Image height (mm): 21.63 21.63 21.63
BF (mm): 19.6292 19.5884 19.6020
Lens length (mm): 120.04 126.08 142.66


Embodiment 4
Zoom ratio: 2.90
Focal length (mm): 28.79 49.98 83.51
F number: 2.92 2.92 2.92
Angle of view (degree): 75.61 45.42 27.77
Image height (mm): 21.63 21.63 21.63
BF (mm): 17.6146 17.5433 17.5817
Lens length (mm): 135.02 146.97 164.94


Embodiment 5
Zoom ratio: 2.35
Focal length (mm): 28.79 40.00 67.69
F number: 2.92 2.92 2.92
Angle of view (degree): 75.80 55.88 33.85
Image height (mm): 21.63 21.63 21.63
BF (mm): 19.6023 19.5788 19.5794
Lens length (mm): 120.00 126.94 144.45


Embodiment 6
Zoom ratio: 2.90
Focal length (mm): 28.79 50.39 83.39
F number: 2.92 2.92 2.92
Angle of view (degree): 75.90 44.79 27.76
Image height (mm): 21.63 21.63 21.63
BF (mm): 17.5983 17.5658 17.5615
Lens length (mm): 135.01 147.86 164.44

Reflex lens with IS and an iris from CANON

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

Smartphone camera lens for 1-inch-type sensor from KANTATSU

東京晨美光学電子株式会社, previously known as KANTATSU, filed a patent describing smartphone camera lenses for 1-inch-type sensor.

【公開番号】特開2022-34768(P2022-34768A) click here
【公開日】令和4年3月4日(2022.3.4)
【発明の名称】撮像レンズ

Embodiment 1



Embodiment 2



Embodiment 3



Embodiment 4



Embodiment 5

RF 72-200mm F2.8, F3.5 and 80-235mm F3.5 from CANON

CANON filed a patent describing 72-200mm F2.8 and 80-230mm F3.5 for 35mm full-frame mirrorless cameras.

【公開番号】特開2022-29115(P2022-29115A) click here
【公開日】令和4年2月17日(2022.2.17)
【発明の名称】ズームレンズ及びそれを有する撮像装置、撮像システム

Embodiment 1
Zoom ratio: 2.69
Focal length (mm): 72.00 110.00 194.00
F number: 2.92 2.92 2.92
Half angel of view (degree): 16.72 11.13 6.36
Image height (mm): 21.64 21.64 21.64
Lens length (mm): 185.00 214.01 255.23
Back focus (mm): 16.68 30.41 70.96


Embodiment 2
Zoom ratio: 2.69
Focal length (mm): 72.00 110.00 194.00
F number: 3.50 3.50 3.50
Half angel of view (degree): 16.72 11.13 6.36
Image height (mm): 21.64 21.64 21.64
Lens length (mm): 185.00 217.10 255.16
Back focus (mm): 15.63 28.62 65.11


Embodiment 3
Zoom ratio: 2.90
Focal length (mm): 80.29 138.38 232.85
F number: 3.50 3.50 3.50
Half angel of view (degree): 15.08 8.89 5.31
Image height (mm): 21.64 21.64 21.64
Lens length (mm): 222.75 274.06 325.37
Back focus (mm): 11.49 38.70 64.12


Embodiment 4
Zoom ratio: 2.50
Focal length (mm): 77.39 119.98 193.47
F number: 3.00 3.00 3.00
Half angel of view (degree): 15.62 10.22 6.38
Image height (mm): 21.64 21.64 21.64
Lens length (mm): 190.54 228.12 264.64
Back focus (mm): 29.21 40.03 78.23


Embodiment 5
Zoom ratio: 2.69
Focal length (mm): 72.00 110.00 194.00
F number: 2.92 2.92 2.92
Half angel of view (degree): 16.72 11.13 6.36
Image height (mm): 21.64 21.64 21.64
Lens length (mm): 190.00 223.52 260.10
Back focus (mm): 15.90 29.88 66.16


Embodiment 6
Zoom ratio: 2.69
Focal length (mm): 72.00 110.00 194.00
F number: 2.92 2.92 2.92
Half angel of view (degree): 16.72 11.13 6.36
Image height (mm): 21.64 21.64 21.64
Lens length (mm): 183.50 214.21 253.53
Back focus (mm): 13.22 13.22 13.22

Smartphone camera lens with a physical in-lens iris from KANTATSU

東京晨美光学電子株式会社, previously known as KANTATSU, filed a patent describing lenses with a physical in-lens iris for cameras on mobile devices.

【出願番号】特願2020-126153(P2020-126153) click here
【出願日】令和2年7月27日(2020.7.27)
【出願人】
【識別番号】521351719
【氏名又は名称】東京晨美光学電子株式会社

Embodiment 1
Focal length (mm): 4.91
F number: 1.80
Half angle of view (degree): 46.3
Image height (mm): 5.23
Lens length (mm): 7.12

ST, position of iris.

Embodiment 2
Focal length (mm): 4.91
F number: 1.80
Half angle of view (degree): 46.3
Image height (mm): 5.23
Lens length (mm): 7.10

ST, position of iris.

Embodiment 3
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.1
Image height (mm): 5.23
Lens length (mm): 7.13

ST, position of iris.

Embodiment 4
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.1
Image height (mm): 5.23
Lens length (mm): 7.13

ST, position of iris.

Embodiment 5
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.0
Image height (mm): 5.23
Lens length (mm): 7.12

ST, position of iris.

Embodiment 6
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.0
Image height (mm): 5.23
Lens length (mm): 7.12

ST, position of iris.

Embodiment 7
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.2
Image height (mm): 5.23
Lens length (mm): 7.12

ST, position of iris.

Embodiment 8
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.2
Image height (mm): 5.23
Lens length (mm): 7.12

ST, position of iris.

Embodiment 9
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.0
Image height (mm): 5.23
Lens length (mm): 7.13

ST, position of iris.

Embodiment 10
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.0
Image height (mm): 5.23
Lens length (mm): 7.13

ST, position of iris.

Embodiment 11
Focal length (mm): 4.90
F number: 1.80
Half angle of view (degree): 46.0
Image height (mm): 5.23
Lens length (mm): 7.13

ST, position of iris.

NIKKOR Z 85mm f/1.2

NIKON filed a patent describing 85mm F1.2 for 35mm full-frame mirrorless cameras.

【公開番号】特開2022-21154(P2022-21154A) click here
【公開日】令和4年2月2日(2022.2.2)
【発明の名称】光学系、光学機器、および光学系の製造方法


Embodiment 1
f 84.7 mm
FNO 1.22
2ω 28.42
Ymax 21.60 mm
TL 134.82 mm
BF 11.46 mm


Embodiment 2
f 84.0mm
FNO 1.22
2ω 28.66
Ymax 21.60 mm
TL 135.26 mm
BF 11.46 mm


Embodiment 3
f 84.3 mm
FNO 1.22
2ω 28.54
Ymax 21.60 mm
TL 135.57 mm
BF 11.46 mm


Embodiment 4
f 85.8 mm
FNO 1.22
2ω 28.26
Ymax 21.60 mm
TL 134.47 mm
BF 11.46 mm

18mm F1.4 for APS-C mirrorless cameras from FUJI

NOT Canon BUT Fuji-film patent

FUJI film filed a patent describing 18mm F1.4 lenses for APS-C mirrorless cameras.

【公開番号】特開2022-16016(P2022-16016A) click here
【公開日】令和4年1月21日(2022.1.21)
【発明の名称】撮像レンズおよび撮像装置

Embodiment 1



Embodiment 2



Embodiment 3

20-40mm F2.8, 20-50mm F2.8, 25-50mm F2, 28-72mm F2.8, 28-72mm F4 for 35mm full-frame mirrorless cameras from TAMRON

TAMRON filed a patent describing 20-50mm F2.8, 20-40mm F2.8, 25-50mm F2, 28-72mm F2.8, and 28-72mm F4 for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-196572(P2021-196572A) click here
【公開日】令和3年12月27日(2021.12.27)
【発明の名称】ズームレンズ及び撮像装置

Embodiment 1
Focal length (mm): 25.78 35.45 48.51
F number: 2.06 2.06 2.06
Half angle of view (degree): 41.07 31.21 23.00
Image height (mm): 20.61 21.63 21.63
Lens length (mm): 150.05 145.05 144.82


Embodiment 2
Focal length (mm): 20.60 32.56 48.51
F number: 2.88 2.88 2.88
Half angle of view (degree): 48.36 33.40 23.02
Image height (mm): 19.68 21.63 21.63
Lens length (mm): 150.00 150.00 150.00


Embodiment 3
Focal length (mm): 20.60 29.15 38.80
F number: 2.88 2.88 2.88
Half angle of view (degree): 48.28 36.90 27.98
Image height (mm): 20.03 21.59 21.63
Lens length (mm): 123.99 113.14 107.70


Embodiment 4
Focal length (mm): 20.60 29.15 38.80
F number: 2.88 2.88 2.88
Half angle of view (degree): 48.28 36.90 27.98
Image height (mm): 20.03 21.59 21.63
Lens length (mm): 123.99 113.14 107.70


Embodiment 5
Focal length (mm): 28.85 46.44 72.67
F number: 2.88 2.88 2.88
Half angle of view (degree): 38.14 24.64 15.79
Image height (mm): 19.91 21.63 21.63
Lens length (mm): 140.00 140.00 140.00


Embodiment 6
Focal length (mm): 28.84 45.11 72.75
F number: 4.12 4.12 4.12
Half angle of view (degree): 38.13 25.27 15.78
Image height (mm): 19.92 21.63 21.63
Lens length (mm): 130.00 130.00 130.00

RF 18mm F1.8, 20mm F1.4, 21mm F1.8, 24mm F1.8, 28mm F1.8

CANON filed a patent describing wide-angle prime lenses for 35mm full-frame mirrorless cameras.

【公開番号】特開2021-193406(P2021-193406A)　click here
【公開日】令和3年12月23日(2021.12.23)
【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 (mm): 18.54
F number: 1.85
Half angle of view (degree): 49.41
Image height (mm): 21.64
Lens length (mm): 107.66
Back focus (mm): 14.09


Embodiment 2
Focal length (mm): 23.83
F number: 1.85
Half angle of view (degree): 42.24
Image height (mm): 21.64
Lens length (mm): 104.66
Back focus (mm): 15.90


Embodiment 3
Focal length (mm): 24.65
F number: 1.85
Half angle of view (degree): 41.27
Image height (mm): 21.64
Lens length (mm): 102.66
Back focus (mm): 14.91


Embodiment 4
Focal length (mm): 20.48
F number: 1.44
Half angle of view (degree): 46.56
Image height (mm): 21.64
Lens length (mm): 124.66
Back focus (mm): 13.16


Embodiment 5
Focal length (mm): 21.36
F number: 1.85
Half angle of view (degree): 45.37
Image height (mm): 21.64
Lens length (mm): 105.66
Back focus (mm): 14.88


Embodiment 6
Focal length (mm): 21.36
F number: 1.85
Half angle of view (degree): 45.37
Image height (mm): 21.64
Lens length (mm): 104.66
Back focus (mm): 13.88


Embodiment 7
Focal length (mm): 21.36
F number: 1.85
Half angle of view (degree): 45.37
Image height (mm): 21.64
Lens length (mm): 104.66
Back focus (mm): 13.82


Embodiment 8
Focal length (mm): 28.08
F number: 1.85
Half angle of view (degree): 37.61
Image height (mm): 21.64
Lens length (mm): 92.66
Back focus (mm): 12.16