Rodenstock Apo-Sironar-S 150mm f5.6 75º  type_Light Modifier 8 is a standard lens

8 is a standard lens for 35mm enlarging or bellows use

6 is a compact telephoto-design lens that can cover up to 5x7 format

The Laowa 20mm f4 C-Dreamer FF S is a ultra wide angle shift lens for the Fujifilm GFX camera system

This is not an especially common camera

6 is a wide-angle lens for the Mamiya Press rangefinder camera

Rodenstock Apo-Sironar-S 150mm f5.6 75º &nbsptype_Light Modifier 8 is a standard lensThe Rodenstock Apo Sironar S 150mm f5. 6 75 is a standard lens for 4x5 cameras, with high performance ED glass, and a large 231mm image circle, and a form factor small enough to stow inside many folding cameras. In excellent condition, with minor dust. Mounted in an accurate Copal 0 shutter.