The Collaborative International Dictionary
Telestereoscope
Telestereoscope \Tel`e*ste"re*o*scope\, n. [Gr. ? far off + E. stereoscope.] (Opt.) A stereoscope adapted to view distant natural objects or landscapes; a telescopic stereoscope.
Wiktionary
telestereoscope
n. A binocular telescope used for producing a stereoscopic image of a distant object.