Pentax HD Pentax DA 15mm f/4 ED AL Limited Lens (Black) Cavision AR49-40.5D6 A rounded nine-blade diaphragm contributes

A rounded nine-blade diaphragm contributes to a pleasing bokeh quality when employing shallow depth of field techniques

or almost any other AC strobe that accepts this size plug

Mitakon Zhongyi M42 Lens to Micro Four Thirds Camera Lens Turbo Adapter Mark II

This PoE injector is powered by a removable

Pentax HD Pentax DA 15mm f/4 ED AL Limited Lens (Black) Cavision AR49-40.5D6 A rounded nine-blade diaphragm contributesPentax K Mount 23mm (35mm Equivalent) Aperture Range: f 4 to f 22 Low Distortion Wide Angle Design ED Glass and Hybrid Aspherical Element High Grade Multi Layer HD Coating Super Protect Lens Coating Quick Shift Focus System Seven Blade Rounded Diaphragm The black HD Pentax DA 15mm f 4 ED AL Limited Lens from Pentax is a compact prime wide angle lens providing a 35mm equivalent focal length of 23mm. The lens' optical design includes features extra low