The normal ultrasonographic anatomy and biometry of 60 adult sheep and
60 adult cattle eyes were evaluated by saline immersion technique, Fi
ve intraocular dimensions were taken: corneal thickness, aqueous chamb
er depth, lens diameter, vitreous chamber depth and axis bulbi, The ey
es were then frozen and cut in a sagittal plane and the same dimension
s were measured directly, A- and B-mode measurements were compared wit
h each other and with that of direct measurements, There was no differ
ence between A- and B-mode measurements, However, there was a differen
ce between ultrasound and direct measurements.