I'm making dof reducer F35. This is my first grabs from it. Ground glass is very simple. Today i get better GG. I'm working now on better magnification. Now i used very chip glass to test distances between gg and camera.
http://www.firre.com/last_works/move/f35_small.mov
http://www.firre.com/last_works/move/f35_small.mov