Quote Originally Posted by Trygve View Post
For right comparison you should have the camera in manual mode. The same ISO , shuttertime, and aperture for all lenses that have to been compared.
Trygve ;-)
I should have indicated that THIS was the procedure I followed...shooting at the same settings REGARDLESS of the meter reading....and shot ONLY IN THE SAME LIGHTING CONDITIONS...
As I suggested...with less than 1/3 F-stop difference between the lenses, that could be just a difference in coatings...