1. an optical instrument with two eyepieces that creates a three-dimensional image by presenting slightly different views to each eye

Examples

• The Victorian stereoscope allowed people to view photographs in three dimensions.
• She examined the antique stereoscope at the museum exhibit.
• The stereoscope uses two slightly offset images to create depth perception.
• Children were fascinated by the 3D effect produced by the old stereoscope.
• The photographer used a special camera to create images for the stereoscope.
• Modern virtual reality headsets work on similar principles to the stereoscope.