28mm F1.2 for 35mm full-frame mirroless from SIGMA [Patent]
SIGMA filed a patent containing an optic formula of 28 mm f/1.2 for 35 mm full-frame sensor mirrorless cameras.
【公開番号】特開2019-215510(P2019-215510A) click here
【公開日】令和1年12月19日(2019.12.19)
【発明の名称】結像光学系
28 mm, f/1.2
Specification and lens arrangement of embodiment 6
Focal length: 28.90 mm
F no: 1.25
2ω : 76.94
Image height: 21.63 mm
Lens length: 157.00 mm
【公開番号】特開2019-215510(P2019-215510A) click here
【公開日】令和1年12月19日(2019.12.19)
【発明の名称】結像光学系
28 mm, f/1.2
Specification and lens arrangement of embodiment 6
Focal length: 28.90 mm
F no: 1.25
2ω : 76.94
Image height: 21.63 mm
Lens length: 157.00 mm
