Leitz Dual Range Summicron 50mm f2 lens mount_Nikon F but which may be visible

but which may be visible through your viewfinder

The Panasonic Lumix G 35-100mm f2

Aside from slightly goofy features like pop-up focusing and shutter speed rings

without a head) but if you need something really heavy-duty

Leitz Dual Range Summicron 50mm f2 lens mount_Nikon F but which may be visibleThe Dual Range Summicron is a unique standard lens that works just like your average 50mm Summicron, with focusing down to about 1m. BUT! slide on the included macro "goggles," and you'll get close focusing to 50cm, with rangefinder coupling. In good cosmetic condition, with light finish wear; focusing is smooth, and diaphragm moves well. The optics are clear in general, with very light haze and a touch of separation at the edge of a rearward element