Sigma ART 50-100mm f1.8 DC for Nikon F brand_Weston This Lumix GM5 features a

This Lumix GM5 features a Micro Four Thirds sensor and lens mount

there's nothing digital about this lens

This General Electric Type PR-1 Exposure Meter is a very old-school light meter for incident and reflected light

though there's no rangefinder coupling

Sigma ART 50-100mm f1.8 DC for Nikon F brand_Weston This Lumix GM5 features aThe 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