A new perspective for your macro photography! The Laowa 15mm F4 Wide Angle 1:1 Macro Lens (PENTAX) is the World's widest macro lens with a 1:1 capability. Superior full frame compatible lens with a special +/- 6mm shift function (available on APS-C format sensors), great for architectural photography. Solid metal construction housing 12 elements in 9 groups and a 14 bade aperture offering beautiful smooth de-focused areas. Also features a 12cm close focusing capability. Suitable for Pentax K mount cameras. Accepts 77mm filters.