The echogram gave the bottom hereabouts as still three miles or so below where the two men now dangled.

Using this technology the user can capture an ultra-high definition echogram of the cornea, somewhat like a corneal A-scan.

Corneal Waveform technology is the technology used in the newer generation pachymeters to capture an echogram scan of the cornea.

Acoustic traces of sprat schools recorded by Bokn in Frafjord, Norway was the first echogram of fish to be published.