see also:

• Sigma 14mm f/1.8 DG HSM Art full frame lens
• Samyang 14mm full frame lenses
• Sony FE E-mount full frame lenses
• Laowa 15mm f/2 FE Zero-D lens
• http://www.venuslens.net/product/laowa-15mm-f/ref/13/

• manual focus 1:1 macro shift lens for full frame cameras
• great for video work if you need its ultra wide macro capabilities to give context to your macro work

• 15mm 110deg ultra wide field of view
• clickless aperture ring
• 14 blade diaphragm
• 77mm filter thread
• shift capability but no tilt, gives +/- 6mm shift on APS-C cameras
• close focus 1:1 macro which is almost touching the front lens element!
• 410g
• $US499

• https://fstoppers.com/gear/how-super-wide-macro-lens-gets-impossible-shots-253012
  • does have lens focus breathing which changes field of view with focus changes
• http://gilwizen.com/laowa-15mm-lens-review/