This kind of test may even find its way in an augmented-reality device like Google Glass by tracking eye movements as an image moves across the field of view, as a recently uncovered patent suggests.
One blurry image from an Air Force tracking station in New Mexico, taken about a minute before the shuttle disintegrated, shows what some observers have interpreted as a jagged leading edge on the left wing.
Rounding out the specs are optical image stabilization (MEGA OIS), intelligent ISO, AF tracking, face detection, HDMI output, and intelligent scene selector with Venus Engine HD image processing and a Supersonic Wave Filter dust reduction system under the hood.