Leitz Visoflex Filter Type_Infrared smaller than even a Barnack

smaller than even a Barnack Leica (though it's a bit thicker and definitely weirder)

Compatible with Canon EF lenses (sold separately)

The Seibert Emoskop is a high quality little doodad sold as a “vestpocket optical system

with light coating wear on the front element

Compact and well built

Leitz Visoflex Filter Type_Infrared smaller than even a BarnackThe 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