Nikon Patent: Zoom Eyepiece for EVF


Nikon has filed a new patent (P2018-17857A) of zoom eyepiece for EVF of mirrorless camera. Take a look at the patent details below: (translated by Google)

Public number: 2018-60041 (P2018-60041A) click here
[Publication date] April 12, 2018 (2018.4.12)
[Invention name] Eyepiece Optical system, optical instrument and manufacturing method of eyepiece optical system

Specification and lens arrangement of embodiment 1
Focal length: 19.632 – 28.835 mm
Object height: 6.350 – 6.350 mm
Total length: 42.823 – 42.823 mm Camera system

Via: Hi-lows-note