Tamron Lens 300 mm F5.6 with the Adaptall-2 System of mounts.
Mounts included are Nikon, Olympus and 2 different Pentax.
A Heated due cap (resistors) that run on 12 volt at 250 ma, or 6 volt at 110 ma. is affixed to front of lens sheild. Could be discarded without incurring any damage to lens if needed.
Used for those longer astro pictures, in high humidity locations. An inexpensive long lens, much enjoyed. Original cost $200. Will sell for $49.00 (Dad retiring, selling his stuff!)
Shipping cost would be $7.00 When responding please indicate if you have PAYPAL.