1. optical instruments that create the illusion of depth by presenting slightly different images to each eye

Examples

• The museum displayed antique stereoscopes from the Victorian era.
• Children were fascinated by the three-dimensional images in the stereoscopes.
• The photographer used stereoscopes to view his collection of stereo cards.
• Modern virtual reality headsets evolved from early stereoscopes.
• The antique shop had several working stereoscopes for sale.
• Scientists used stereoscopes to study aerial photographs for mapping.