Genustech GARD-NK Universal Donut "Nun's Knickers" Adapter Ring
- 105mm Outside Diameter
- Fits Lens Diameters of 75mm and Larger
The Genus Universal Donut "Nun's Knickers" Adapter Ring is an adjustable, step-down adapter ring with an outside diameter of 105mm. The adapter is designed for use with lenses with a front side diameter of 75mm or larger. Once fitted, light cannot enter from the sides of the attachment.