Optimized for close-up shooting, the Pentax K-mount 150mm f/2.8 Macro 1:1 from Irix is a medium telephoto prime featuring a life-size 1:1 maximum magnification and a 1.1' minimum focusing distance for photographing nearby subjects. A bright f/2.8 maximum aperture enables working in a variety of lighting conditions and also offers greater control over depth of field for isolating subject matter. The 12 element, nine group optical design features a Neutrino coating, which helps to suppress lens flare and ghosting in order to achieve higher contrast and color accuracy when working in strong lighting conditions.
Medium telephoto prime is designed for Pentax K-mount cameras, however is also suitable for APS-C models where it will provide a 225mm equivalent focal length.
Bright f/2.8 maximum aperture suits working in a variety of lighting conditions and also affords greater control over depth of field.
Ideal for macro shooting, this lens offers a life-size 1:1 maximum magnification along with a minimum focusing distance of 1.1' to suit working with close-up subjects.
A Neutrino coating has been applied to limit lens flare and ghosting for improved contrast and color fidelity.
Manual focus design is benefitted by a positive focus lock mechanism to secure your focus position at any point to limit unwanted shifting of focus.
Depth of field scale benefits using hyperfocal and pre-focus techniques.
Included tripod collar features an Arca-type compatible foot for greater tripod head compatibility.
Dragonfly finish incorporates weather sealing to guard against dust and moisture.
Rounded 11-blade diaphragm contributes to a pleasing bokeh quality.