telebinocular

tele·bin·oc·u·lar .tel-ə-bī-'näk-yə-lər n a stereoscopic instrument for determining various eye defects, measuring visual acuity or fusion of images, and conducting orthoptic training

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tele·bi·noc·u·lar (tel″ə-bi-nokґu-lər) a prism-refracting instrument for use in orthoptic training.