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This kit of six Vocas Neoprene Rubber Donut Ring Kit for Vocas Series 300 Matte Box helps block light that otherwise would leak from behind the camera and flare a filter in the matte box. The donut fits snugly around your lens, and onto the rear opening of 300 series Vocas matte boxes. It is recomended that you use lenses with non-rotating fronts.
The six donuts feature an outer diamerter of 105mm, and five of the donuts feature openings of 81mm, 78mm, 75mm, 65mm, and 54mm. They stretch slightly when you mount them on your lens ensuring a snug light tight fit. The sixth donut is solid, allowing you to custom cut it to match a lens that don't fall within the range above.
Contains 6 rubber donut rings
Anti-relection rings prevent light leak from around the lens that may flare filters and degrade your image
Compatible with flex ring 0320-0009 & 0320-0010
In the Box
Vocas Neoprene Rubber Donut Ring Kit for Vocas Series 300 Matte Box (6-Pieces)
Limited 1 -Year Warranty
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Material of Construction
Outer Diameter: 4.13" / 105 mm
Thickness: 0.12" / 3.0 mm