XF 300mm F4 and 500mm F5.6 with DOE from FUJIFILM

FUJIFILM filed a patent of 300mm f/4 and 500mm f/5.6 with DOE (Diffractive optical element) for APS-C sensor mirrorless cameras.

【公開番号】特開2020-46691(P2020-46691A) click here
【公開日】令和2年3月26日(2020.3.26)
【発明の名称】撮像レンズおよび撮像装置

Embodiment 1
Focal length: 292.94 mm
F number: 4.11
Angle of view: 5.6


Embodiment 4
Focal length: 486.99 mm
F number: 5.76
Angle of view: 5.0