Sigma Contemporary 16mm f1.4 DC DN for Micro Four Thirds  type_Colour Slide perfect for low light and

perfect for low light and just lovely for portraits

and that gooey base is Triethanolamine

Runs on four AAA batteries (included)

the back door's original "soft touch" finish has been removed

with only minor surface wear from normal use and handling

Sigma Contemporary 16mm f1.4 DC DN for Micro Four Thirds &nbsptype_Colour Slide perfect for low light andThe Sigma Contemporary 16mm f1. 4 DC DN is a fast, sharp prime lens for Micro Four Thirds cameras. In excellent condition, this lens provides a useful wide standard view that's ideal for day to day shooting (field of view is approximately equivalent to a 32mm lens on a full frame or 35mm camera). In excellent condition, with hood.