Fastest, easiest and least expensive method for measuring exophthalmos. By sighting at right angles, this device eliminates parallax and allows the clinician to measure the amount of protrusion or bulging eye from its orbit. 

Prisms are clear plastic with easy to read millimeter lines on both sides. Eye is seen through lower half of scale and the scale is seen through the upper half, eliminating parallax and aiding rapid determination of protrusion.

The Luedde Exophthalmometer is made of lightweight durable acrylic. It has excellent light transmission properties and is imprinted with quality screened score marks. Edges are hand polished to ensure safety. Overall length is 8.4 cm.