The XF8-16mmF2.8 R LM WR is a fast ultra-wide angle zoom lens that has a constant maximum aperture of F2.8 and is equivalent to 12-24mm in the 35mm format. It complements the other constant F2.8 zoom lenses (XF16-55mmF2.8 R LM WR and XF50-140mmF2.8 R LM OIS WR) to create a premium trio of lenses that covers the focal lengths equivalent from 12mm all the way to 213mm in the 35mm format. The lens’ outstanding edge-to-edge image-resolving performance and F2.8 maximum aperture makes this product a perfect choice for landscape and architecture photography with an emphasized sense of perspective, interior photography at restaurants and hotels, as well as nightscape and astrophotography.