Sigma ART 50-100mm f1.8 DC for Nikon F  type_Colour Slide nicely made of wood and

nicely made of wood and carbon fibre

parallax-free panoramas

if that helps you keep it real

Leitz Canada 14165 Series VIII retaining ring

A late model Super-Takumar (model 37801) with a 7-element design

Sigma ART 50-100mm f1.8 DC for Nikon F &nbsptype_Colour Slide nicely made of wood andThe Sigma ART 50 100mm f1. 8 DC may seem like it's got a strange zoom range, but it's a pretty solid collection of focal lengths for portraits. And if you're shooting indoor sports, you probably don't need it explained that the f1. 8 constant aperture here is going to come in handy those arena lights need all the help they can get. Either way, nice lens. In excellent condition, with only minor cosmetic wear. Light internal dust. Suitable for APS C