Leitz Visoflex brand_Calumet this Beijing Yinyan is a

this Beijing Yinyan is a simple single-pin flash with a tilt/swivel head and manual or automatic control

and the macro capabilities- with built-in magnification up to 1:1- provide pretty unique possibilities

The B+W Circular Polarizer for 52mm filter threads is a high quality polarizing filter to reduce glare and reflections

Works with almost any Pentax 67 lens to provide substantial close-focusing capability

Includes a Nikon 18-55mm f3

Leitz Visoflex brand_Calumet this Beijing Yinyan is aThe Leitz Visoflex is a reflex attachment for Leica thread mount cameras and lenses. With ordinary LTM lenses, you can use this accessory for macrophotography; with Visoflex lenses, you can shoot telephoto lenses too long to be practical with a normal rangefinder. Now, is a Visoflex actually something that can be described as "practical"? No. Maybe. It depends. But if it sounds like you might want to find out for yourself, this Visoflex is in