  computer animated video clip of a strand of dna superimposed over ... Rubberball Film
 computer animated video clip of a human body being classified ... Rubberball Film
 Snap zoom out from extreme close-up of letters on eye chart to wide ... Thinkstock Footage
 Pan left of a female eye doctor holding a chart of an eye diagram for ... Thinkstock Footage
 Swish tilt up from eye chart with letters to black above. Thinkstock Footage
 Fast swish tilt down of eye chart letters and numbers to bottom ... Thinkstock Footage
 Fast swish pans from left to right of colorful eye charts in doctor s ... Thinkstock Footage
 Swish pan left from black past close-up of eye chart to black again. Thinkstock Footage
 Close-up of an eye chart in darkness, being viewed on a wall, Each ... Thinkstock Footage
 Close-up of an eye examination, in darkness, being viewed on a wall. Thinkstock Footage
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