The Fujinon HAeE14-1 is a focal length extender for the HD Cine series of professional lenses. This extender multiplies the focal length of whichever the master lens you are using by a multiple factor of 1.4. It affects the *T value of the master lens by a multiple of 1.4 as well. This extender was designed to work with 2/3-inch CCD lenses.