Activity › Forums › Cinematography › DOF Adapter problem Cinematography DOF Adapter problem Posted by Todd Rodgers on February 18, 2012 at 5:25 pm We just purchased a JAG35 DOF Adapter and attached it to our JVC jyhd10u. When running tests we are experiencing a black ring around the footage. Any help would be appreciated. Jason Jenkins replied 14 years, 5 months ago 2 Members · 1 Reply 1 Reply Jason Jenkins February 19, 2012 at 1:55 am What lens are you using on the front of the adapter? How fast? What is the aperture set to? Jason Jenkins Flowmotion Media Video production… with style! Check out my Mormon.org profile. Reply to this Discussion! Login or Sign Up Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me Reply to this Discussion! Login or Sign Up