In this post, I’d like to look at center and edge sharpness of the Zeiss Biogon ZM 35mm f/2. I’ll use the corrected images from the preceding post, but it really doesn’t make much difference. Spoiler: the center is bitingly sharp, but you don’t have to go to the corner to see smearing. Center at… [Read More]
Archives for December 18, 2013
Adobe Flat Field & the a7R
A while back in the a7R testing, I said I’d ordered a diffuser and would test the Adobe Flat Field interleaved workflow when it arrived. The expodisc came yesterday, so here goes. To review the bidding, Adobe Flat Field (let’s call it AFF) is a beta plug-in for Lightroom. The purpose of the program is… [Read More]