Spacer (Extension) Ring Male to Female

Spacer (Extension) Ring. Made of lightweight aluminum, this ring has the same thread size for both male and female ends.

Use it as an extension ring to adjust optical length and achieve a wider fisheye angle when combined with multiple rings.

Want to add a vignette effect to your footy? Just use more of these rings!

Compatible with Canon, Nikon, Pentax, Minolta, Sigma, Samsung, Fuji, Leica, Olympus, Panasonic, Kodak, and SONY cameras.