magnification 0.6x
absolutely robust construction with titanium and aluminum alloy
direct connection thread
multi coated/multi coating
compatible full AF & IR
built-in lens hood(adjustable)

High-index / low-dispersion optical glass

 

Can be used as a full-frame fisheye or circular-image fisheye

 

Fully multi-coated, every element Anti-reflection coating

 

Titanium anodized finish

 

High speed auto-focus / Infrared compatible

 

Built-in detachable macro lens for extreme close-up shots

 

Lens bag, lens covers, and instructions included

 

Lifetime warranty