Sigma DG DN Contemporary 45mm F/2.8 (L-Mount) LEN1282

All-metal construction Classic standard focal length prime Beautiful bokeh and rendering Fast maximum aperture of F2.8 Manual aperture ring High-speed, accurate autofocus Mount with dust and splash-resistant structure Designed to minimize flare and ghosting Compatible with Lens Aberration Correction* *Function available on supported cameras only. Available corrections / functionality may vary depending on camera model.