12mm F2.8 for 35mm full-frame sensor from SIGMA

SIGMA filed a patent of 12mm F2.8 for 35mm full-frame sensor.

【公開番号】特開2018-189733(P2018-189733A) click here
【公開日】平成30年11月29日(2018.11.29)
【発明の名称】広角レンズ系

Specification and lens arrangement of embodiment 8
Focal length: 12.42 mm
F number: 2.93
Angle of view: 120.49
Image height: 21.63 mm
Lens length: 169.4 mm