The Collaborative International Dictionary of English v.0.48:
Angioscope \An"gi*o*scope\ ([a^]n"j[i^]*[-o]*sk[=o]p), n. [Angio- + -scope.] An instrument for examining the capillary vessels of animals and plants. --Morin. [1913 Webster]WordNet (r) 3.0 (2006):
angioscope n 1: a modified microscope used to study capillary vessels