Purchased Affinity Photo, version 1.7 last week. Opened a RAW NEF file, the Context Line shows the proper lens "Nikkor 55-200 f/4-5.6 ED VR II" & on the right side, under Lens Correction, it displays "Sigma 55-200 f/4-5.6 DC". My Mac is running OSX El Capitan.
Thank You