Retina
The retina was a tissue lining the inner surface of the eye.

A member of the  examined by Phlox in 2151 had compound retinas, allowing him to see better than many sensors. ()

In 2153, Malcolm Reed was left with a detached retina following a fight with Major Hayes. ()

In 2367, the Cytherian probe emitted an intense flash of light which knocked Reginald Barclay unconscious, but Geordi La Forge was unaffected because his VISOR acted as a filter. Doctor Beverly Crusher determined that Barclay's retina was undamaged. ()

See also 
 Retinal imager
 Retinal scan
 Retinal scanner

External link 
 
Anatomy