medical s, diagrammatic line drawings of eye diseases, strabismus and esotropia

amblyopia binocular convergent crossed depth deviation diagram diagrammatic diseases disorders drawing drawings element esotropia explanation eye eyeball eyes face gaze graphic health human illustrations impairment inside isolated line look male medial medical monocular muscles ophthalmic ophthalmology orientation people perception position shape simple squint stereopsis strabismus surgery symptoms tilt translation treatment vector vision