Ok, Ok, I apologize to all Sony 16-50mm OSS users beforehand. :-)
Anyway, the challenge is: estimate the native vignetting in terms of f-stops:
![[Image: vig16mmf35.jpg]](http://www.opticallimits.com/images/8Reviews/lenses/sony_1650_3556/vig16mmf35.jpg)
To be fair - the lens is really meant to be used with distortion correction. In this case it looks like this (2.1 f-stops). This is RAW converted - the above is a straight JPEG.
![[Image: vig16mmf35corr.jpg]](http://www.opticallimits.com/images/8Reviews/lenses/sony_1650_3556/vig16mmf35corr.jpg)
Anyway, the challenge is: estimate the native vignetting in terms of f-stops:
![[Image: vig16mmf35.jpg]](http://www.opticallimits.com/images/8Reviews/lenses/sony_1650_3556/vig16mmf35.jpg)
To be fair - the lens is really meant to be used with distortion correction. In this case it looks like this (2.1 f-stops). This is RAW converted - the above is a straight JPEG.
![[Image: vig16mmf35corr.jpg]](http://www.opticallimits.com/images/8Reviews/lenses/sony_1650_3556/vig16mmf35corr.jpg)