Canon L II 16-35mm f/2.8 with dramatically improved corners, professional ultra-wide at moderate savings vs L III.
The Canon EF 16-35mm f/2.8L II is the second-generation L-series fast wide zoom for full-frame Canon — significantly improved corner sharpness over the original (2007). Canon EF mount.
16-35mm focal length. f/2.8 constant maximum aperture. L-series (updated optical formula). Weather sealed. 82mm filter thread. Canon EF mount.
The 16-35mm f/2.8L II addressed the original's corner softness — particularly at f/2.8 in the corners on full-frame. The updated formula provides improved sharpness across the frame. Still a top choice for available-light wide-angle work despite being succeeded by the EF 11-24mm L and EF 16-35mm f/4L IS. Compare with id 3208 (original f/2.8L).
On the used market the Canon EF 16-35mm f/2.8L II is a professional wide-angle zoom. Condition checks: corner sharpness at f/2.8, L-series seals, AF. Canon EF mount.