Sigma 28-70mm F2.8 DG DN Contemporary Lens spo-disabled •DIY techniques for making your

•DIY techniques for making your own gobos and photo hacks (such as with a reflector)

combining the speed of ring-type USM with the smooth operation of STM—perfect for both still photography and video recording

external carrying straps allow equipment

The bright f/1

and bokeh quality

Sigma 28-70mm F2.8 DG DN Contemporary Lens spo-disabled •DIY techniques for making yourThe 28 70mm f 2. 8 DG DN Contemporary Lens from Sigma is a versatile wide angle to portrait length zoom characterized by its f 2. 8 constant maximum aperture. The design suits working in available lighting conditions while affording increased control over depth of field. More lightweight and compact than similar 24 70mm lenses, it's optical design incorporates two FLD and two SLD low dispersion elements plus three aspherical elements that reduce a