Pantent of 14-30mm f/4 from NIKON [Patent]

NIKON filed patent of 14-29mm f/4 zoom lens for 35mm full-frame mirrorless.
Any one embodiment in this patent may be NIKKOR Z 14-30mm f/4 S.

【公開番号】特開2019-8031(P2019-8031A) click here

Specification and lens arrangement of embodiment 1
Focal length: 14.420~20.000~29.101 mm
F number: 4.00~4.00~4.00
Half angle of view: 57.68°~46.85°~35.27°
Image height: 21.70 mm
Lens length: 126.464~116.239~114.999 mm
Back focus: 21.360~26.809~36.297 mm
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