Three patents of high-power zoom lens from CANON

CANON filed three patents of high-power (20x) zoom lens for 1 inch type sensor.

【公開番号】特開2018-25623(P2018-25623A) click here
【公開番号】特開2018-25624(P2018-25624A) click here
【公開番号】特開2018-25625(P2018-25625A) click here
【公開日】平成30年2月15日(2018.2.15)
【発明の名称】ズームレンズ及びそれを有する撮像装置

P2018-25623A
Specification and lens arrangement of embodiment 2
Zoom ratio: 20.00
Focal length: 8.50 54.45 170.00 mm
F No.: 2.70 3.96 4.50
Half image angle: 37.14 7.74 2.49
Image height: 6.44 7.40 7.40 mm
Lens length: 144.32 144.32 144.32
Back focus: 11.37 11.37 11.37 mm


P2018-25624A
Specification and lens arrangement of embodiment 5
Zoom ratio: 20.00
Focal length: 8.30 55.00 166.00 mm
F No.: 2.70 4.80 5.60
Half image angle: 37.84 7.67 2.56
Image height: 6.45 7.41 7.41 mm
Lens length: 149.39 149.39 149.39 mm
Back focus: 13.43 13.43 13.43 mm


P2018-25625A
Specification and lens arrangement of embodiment 1
Zoom ratio: 19.50
Focal length: 10.60 72.07 206.68
F No.: 3.61 3.61 3.61
Half image angle: 36.10 5.85 2.03
Image height: 7.41 7.41 7.41
Lens length: 198.01 198.01 198.01
Back focus: 30.92 37.81 16.95