A hand-held probe for acoustic coupling in ultrasonic intraocular distance measurements of young children.
D000162:Acoustics; D002675:Child, Preschool; D005123:Eye / Q000033:anatomy & histology*; D006801:Humans; D007223:Infant; D008722:Methods; D009885:Ophthalmology / Q000295:instrumentation*; D014465:Ultrasonics