Photo available (Score 2, Informative)

They have a pic on their photo page at http://www.af.mil/photos/index.asp:
Low-res and high-res.

Cutline:
WRIGHT-PATTERSON AIR FORCE BASE, Ohio -- This ground-finish transparent armor test piece withstood the impact of a .30 caliber armor-piercing bullet fired from 25 yards away using a Russian M-44 sniper rifle. Shown is the test piece, which demonstrates the armor's ability to stop penetration from armor-piercing threats. (U.S. Air Force photo)