Stereopsis: How Your Brain Builds a 3D World
Scientifically Reviewed · Dr. Marwa Abd-Alazim · August 31, 2026
Medically & Scientifically Reviewed
Verified: August 31, 2026
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an image we see with depth using a stereoscope with 2 similar images in it. However, a stereoscope is usually used to view the images. Some of the observers may fuse 2 object images by crossing their eyes.
STEREOGRAM: “A stereogram is what we see using a stereoscope but some people can see it by crossing their eyes.”