Seimar Macro / super wide / semi fish-eye lens adaptor

Made in Japan lens adaptor / extrender.
Easiest way to add visual effects to photo and video for no cost.
Works with all available objectives having 49mm filter thread.
Consists of two parts.
Can be used as macro extender or fish-eye extender.

Optically and mechanically excellent.
Condition - as new.

Comes with front cap.