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This Genus Adapter Ring for Select Clip-On Matte Boxes threads into lenses with 37mm threaded front, providing a 105mm diameter clamping surface for your Genus Matte Box Lite or Genus Wide Matte Box. Please note that this is not a filter-retaining ring. It is designed to mate your lens with a Genus Matte Box Lite or Genus Wide Clip-On Matte Box. It is made from anodized aluminum for strength and durability, and recommended for use with a lens that does not have a rotating front.
37mm threaded adapter ring features a 105mm outside diameter.
For use with either Matte Box Lite or Genus Wide matte boxes.
Use with lenses that have non-rotating fronts, otherwise your clip-on matte box will rotate as you change focus.
In the Box
Genustech Adapter Ring for Select Clip-On Matte Boxes (37mm)