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Optical illusion is also used in film by the technique of forced perspective . Op art is a style of art that uses optical illusions to create an impression of movement, or hidden images and patterns. Trompe-l'œil uses realistic imagery to create the optical illusion that depicted objects exist in three dimensions.
Closed-eye hallucinations and closed-eye visualizations (CEV) are hallucinations that occur when one's eyes are closed or when one is in a darkened room. They should not be confused with phosphenes , perceived light and shapes when pressure is applied to the eye's retina, or some other non-visual external cause stimulates the eye.
The top and bottom images produce a dent or projection depending on whether viewed with cross- () or wall- () eyed vergence. An autostereogram is a two-dimensional (2D) image that can create the optical illusion of a three-dimensional (3D) scene. Autostereograms use only one image to accomplish the effect while normal stereograms require two.
We've all grown up thinking that sitting too close to the television is damaging to our eyes ... but that might not be the case. Technology spawns lots of confusion ... and a few affectionately ...
Apotropaic magical rituals were practiced throughout the ancient Near East and ancient Egypt. Fearsome deities were invoked via ritual in order to protect individuals by warding away evil spirits. In ancient Egypt, these household rituals (performed in the home, not in state-run temples) were embodied by the deity who personified magic itself ...
Kazakhstan: President Nursultan Nazarbayev sent a telegram of condolences to President of South Africa Jacob Zuma: "President Nelson Mandela was a man of unyielding resolve who devoted his life to the fight against discrimination and apartheid, who built a new democratic state before the eyes of the world. He was a true inspiration to many to ...
Evil eye. A person from Cairo, reputed to possess the evil eye. [citation needed] The evil eye is a supernatural belief in a curse brought about by a malevolent glare, usually inspired by envy. [ 1] The belief in the evil eye among humans has existed for thousands of years, and amulets to protect against it have been found dating to around ...
Red-eye effect seen on a teenager. The red-eye effect in photography is the common appearance of red pupils in color photographs of the eyes of humans and several other animals. It occurs when using a photographic flash that is very close to the camera lens (as with most compact cameras) in ambient low light.