For sale is used  Nikon medical -Nikkor Auto 200mm f5.6 Nippon Kogaku Japan lens SN 111931, Lens made in Japan. This model has 4 pin power terminal. 

This lens has built in ring flash. Unfortunately built in ring flash does not work. Flash tubes have to be replaced. But other then that lens works. Modeling light works. Aperture works. Focusing works.

Lens will be shipped as pictured with rear cap, front cap is missing, so please look at the pictures above.

Shipping is free within USA and $35 worldwide via first class USPS air mail service. You can choose faster (and more expensive ) shipping if desired during checkout. 

Cosmetic Condition:

Lens has been used, but it is in very good cosmetic condition. It shows light wear on the lens barrel from use. Front and rear glass elements are in excellent condition. Front glass coating has no visible scratches. But rear glass has couple dust specs inside. Dust should have no affect on image quality. I don't see any fungus or haze inside.  I has some dust particles inside.

Lens Performance:

Lenses built in ring flash does not work. But other then that everything works good. Aperture blades are free of oil. Aperture blades are snappy, and free of oil. Filter rim looks good.