The sony fe 100mm f28 stf gm oss lens joins sonys g master series of professional full frame lenses with a bright f28 aperture optical steady shot image stabilisation a built in macro mode and support for both contrast af and phase detection af dust and moisture resistant this mid telephoto prime features a newly designed 11 bladed aperture and a unique optical apodization lens element to deliver exceptionally soft smooth bokeh it is ideal for close ups portrait fashion nature and