Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Oct 2, 2010
Schlieren test video using a razor blade as a "stop". Moving the blade in and out causes different parts of the image to be get darker. I used a home made zoom lens to make this in addition to some other stuff ;-) Details of how to do this at home are on my blog: http://ottobelden.blogspot.com/2010/1... Check out the "Site Index Of Posts" at the top and scroll down to Schlieren Pfotography