MK3D field Leave feedback On this page MK3D field See Also MK3D field MK3D is actually stereoscopic 3D video created using Matroska 3D format. The MKV file container uses a StereoMode field’s value to define the type of stereoscopic 3D video stuff. Learn more about this file format here. See Also class FileType Was this page helpful? Not really Yes, thanks Any additional feedback you'd like to share with us? Skip Send Please tell us how we can improve this page. Skip Send Thank you for your feedback! We value your opinion. Your feedback will help us improve our documentation.