The Hertel exophthalmometer is used to determine the axial position of the eyes. The instrument is placed on the lateral orbital rim of each side, using as small of a base as possible. Heavy Duty Exophthalmometer has metal construction for many years of use. Overall dimensions are 25 x 7 x 2 cm. Weight is 216 grams (7.6 oz). Scale for orbital wall goes from 75 mm to 121 mm. The scale to measure the proptosis ranges from 0 to 35 mm. Includes a metal case and instructions.
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