an apparatus for measuring the degree of exophthalmos.
An instrument to measure the distance between the anterior pole of the eye and a fixed reference point, often the zygomatic bone.
[exophthalmos + G. metron, measure]
statometer(stă-tŏm′ĕt-ĕr) [″ + metron, a measure]
An instrument for measuring the amount of abnormal protrusion of the eye.