Reverse mounting ring for connecting two lenses. The second lens is mounted in reverse, with the front optical element facing the camera body. It is used for MACROPHOTOGRAPHY. The MACRO magnification scale depends on the focal length of the connected lenses.

• Diameter: 58mm-72mm
• Construction: made of metal (aluminum) and special metal alloy
• Color: Black with special chemical treatment
• Weight: Light, with resistance to threading wear
• Coatings: for repeated screwing and unscrewing without damage to the lens
• Quality: High quality and precise construction