Voigtlander Macro APO-Lanthar 125mm f2.5 SL for Nikon F brand_Fotodiox The Olympus OM-1 is a

The Olympus OM-1 is a well made 35mm SLR camera with a fully mechanical shutter with speeds from 1s to 1/1000s

and it's surprisingly lightweight and easy to handle: big but not too big

But of course

It accommodates either an extra EN-EL15 battery or 6 AA batteries with the included trays (the batteries are sold separately)

Voigtlander Macro APO-Lanthar 125mm f2.5 SL for Nikon F brand_Fotodiox The Olympus OM-1 is aThe Voigtlander Macro APO Lanthar 125mm f2. 5 SL is an apochromatic lens with excellent chromatic aberration control including the dreaded and hard to correct lateral chromatic aberration, where different colour shifts can occur in front of and behind the plane of focus. Great sharpness across the frame, too, and even if you don't use the 1: 1 macro capability, this makes for a superb short telephoto or portrait lens. Cosmetic condition is excellent,