SIS - Single Image Stereograms
- Single Image Random Dot Stereograms
HIS (hidden image stereogram)

SIS, SIRDS, HIS, are the stereograms most people are familiar with due to wide commercial exposure. This is the kind of stereogram where a shape is hidden in a field of dots or patterns.  It is also the kind you are most likely to run into on other Internet sites devoted to stereograms.  If you need some fast stereogram viewing practice click here:


Breakfast   Ultra Roses   Shamrocks   StereoStatic   Blossoms
Cameras   Dragonfly   Me Banana   Takeoff   Zero
Madonna   Winter Tree   Overheated   Cow & Moon   Male Female
Lake View   Sakana   Stop   East   Grasshopper
Butterflies   Pachinko   Ying & Yang   Directions   Formula 3D
Dolphins   Japan   Hippo T   S. Pacific   Phrenologist
10,000 Gold   Plywood   World Wide   Pharoah   Ne$t Egg
Coalmine   Fall Color   Square Peg   Edge   Don't Know
Laps   Brick Bits   Field Launch   Wing&Wang   Shell Well

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Fasten your eyes on just one pair of the lips, above.

Slowly bring your face forward.  Do not try to maintain focus—let your eyes relax.

Does something happen to the smile pattern? If not--you might want to go to Stereogram Viewing Practice page.