Asahi Super-Takumar 50mm f1.4  type_Flash Coupling The Sony RX1R II is

The Sony RX1R II is a very compact full-frame camera with a fixed 35mm f2 Zeiss Sonnar lens- a great way to carry a professional-quality camera with you everywhere you go

The Canon 580EX II is a powerful TTL flash for use on any Canon DSLR camera

just because it's a tube full of air)

Tripod mount

Nikon D810 Body

Asahi Super-Takumar 50mm f1.4 &nbsptype_Flash Coupling The Sony RX1R II isA classic fast standard lens in very good condition, with clean glass and a good aperture. A late model Super Takumar (model 37801) with a 7 element design. These are lovely lenses and great to use on a film or digital camera (with appropriate adapters, not included.)