The Genus Matte Box Lite is a lightweight clip-on matte box that can be used with DSLRs and camcorders. It comes with a filter tray that fits 4 x 4" filters and requires an adapter to mount onto your lens.
A Genus french flag can optionally be added to protect against flare and light penetration.
https://www.bhphotovideo.com/c/product/833598-REG/Genus_GL_GML_Matte_Box_Lite.html
