Nikon F accessory mounting shoe Prime Lens with no internal haze or

with no internal haze or fungus but a touch of that good ol’ Schneideritis at the element edges (it’s a flaw in the element rim coating- outside the optical path- that makes the blackened rim of the element look spotty)

And not a separate rangefinder window

Camera end is a standard 1/4" thread

This is a well made metal bracket with a crinkle-paint finish that provides a swiveling cold shoe

Nikon F accessory mounting shoe Prime Lens with no internal haze orIt's a Nikon F accessory shoe, meant to hold a flash or similar small accessory with compatible mount. This is a cold shoe, so if you're using it for flash work you'll need a separate cable (not included) to connect the flash to the camera. Slight plastic crack (visible in the image) which does not affect function.