Step-up Ring 40.7 to 67

U/W FOR CLOSE UP LENS 40.7→67 UN JAPAN

This is a conversion ring that allows you to attach a larger 67mm filter to a lens with a filter diameter of 40.7mm.
U/W is intended for underwater use.

This item has been stored at home for a long time and will be shipped in simple packaging.
Please purchase only if you understand this.