1. Such stereopsis is impossible unless information is being combined from each eye. 2. Vision therapy is one of the treatments for people lacking in stereopsis . 3. A second way a zograscope enhances depth perception is by creating stereopsis . 4. Random-dot stereograms highlighted a problem for stereopsis , the correspondence problem. 5. It has been suggested that cuttlefish estimate the distance of prey via stereopsis . 6. Conventionally, no follow-up for stereopsis was performed in such cases. 7. Charles Wheatstone first began experimenting with stereopsis in 1838 using specially constructed drawings. 8. He named the phenomenon " shadow stereopsis ". 9. There is a hysteresis effect associated with stereopsis . 10. 2.5D sketch is related to stereopsis , optic flow, and motion parallax.