Good-Lite Dual Luedde Exophthalmometer
Dual Luedde Exophthalmometer
The best of both worlds the small compact size of a Luedde and the ability to measure both eyes as the Hertel exophthalometer. The Dual Luedde Exophthalmometer is a low cost device to reliably measure the exophthalmos. It requires no special technique or skill. The Dual Luedde has been tested in a University Clinic setting and demonstrated results comparable to the Hertel Exophthalmometer. The purpose of any exophthalmometer is to measure the distance (exophthalmos) between the front most surface of the cornea compared to the external orbital canthus (orbital notch).