Wheatstone stereoscope
Wheatstone stereoscope
[¦wēt‚stōn ′ster·ē·ō‚skōp] (optics)
A type of stereoscope that uses plane mirrors to enable the eyes to form a fused image of two pictures whose separation is greater than the interocular distance.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.