Sony FE 16-35mm f/4 OSS @ 24mm: Aperture Series, Mosaic
Get Sony FE 16-35mm f/4 OSS at B&H Photo.
The middle of the zoom range is an important area, and often one with very good performance and low distortion.
Sony FE 16-35/4: Aperture Series @ 24mm: Mosaic (Sony A7R)
Include the usual HD and UltraHD images and large crops from f/4 - f/16. This series also includes a a frame with overlay showing the prime imaging area.