Nikon Patent electrically controlled OPLF, users can control OPLF by flip of button, in current line-up Nikon coolpix A, Nikon D7100 and D800E doesn’t have OPLF.
Description and self-interpretation of the patent literature
- Patent Publication No. 2013-156379
- Publication date 2013.8.15
- Filing date 2012.1.27
- Nikon patents
- I will be incident side birefringence section, the liquid crystal unit, from the injection side birefringence section
- Function of the liquid crystal unit
- Electrically controllable, the rotation of the polarization direction
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