【Excellent Condition】Nikon Auto Extension Ring PK-13 (27.5mm)

This is the Nikon PK-13 Auto Extension Ring for F-mount lenses.
By attaching it between the lens and the camera, you can shorten the lens's minimum focusing distance, enabling macro photography (close-up shots).

[Product Details]
* Manufacturer: Nikon
* Model Name: PK-13
* Thickness: 27.5mm
* Mount: For Nikon F-mount

[Product Condition]
* Purchased new and used only for a few test shots, it is practically unused.
* Operation: Moving parts such as the aperture coupling lever operate smoothly.
* Accessories: Main unit only. Outer box is not included.

[Main Uses]
This is a classic accessory that allows for 1:1 magnification when used with lenses like the Micro-Nikkor 55mm f/2.8. Of course, it can also be used for close-up photography with other F-mount lenses.

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