Step-up Ring (77mm to 85mm)
Step-up Ring (77mm to 85mm) adapts lenses with 77mm front threads and to an outer 85mm outer lens diameter for use with the Zip Box Pro. Ring thickness of 10mm provides secure attachment. An 82mm filter can be screwed to the inside of the ring for additional mounting support.
Users may experience vignetting at 20mm or wider depending on the lens. Contact email@example.com for more information.
Weight: 22 g (.05 lbs)
Dimensions: 85 x 85 x 13 mm (3.35 x 3.35 x .6 in)