variable ND filter cum EF-NEX lens adapter

[Bamboopictures]

One of the best concepts I've seen this year.
Now NEX shooters can use ND filters on threadless EF lenses like 14mm Samyang!
Effectively one ND filter for all your EF lenses. Hopefully, MFT and F-mount are next!
[video=youtube;DwU1ra91RA4]https://www.youtube.com/watch?v=DwU1ra91RA4#t=100[/video]

 

[JacePhoto]

Great idea. Maybe it's something camera mfg will build-in in the future. Like what they are doing with timelapse function