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Long-term contact lens use can lead to alterations in corneal thickness, stromal thickness, curvature, corneal sensitivity, cell density, and epithelial oxygen uptake, etc. Other changes may include the formation of epithelial vacuoles and microcysts (containing cellular debris) as well as the emergence of polymegethism in the corneal endothelium.
The following is a list of supernatural beings in Chinese folklore and fiction originating from traditional folk culture and contemporary literature.. The list includes creatures from ancient classics (such as the Discourses of the States, Classic of Mountains and Seas, and In Search of the Supernatural) literature from the Gods and Demons genre of fiction, (for example, the Journey to the ...
For Your Eyes Only is a 1981 spy film directed by John Glen (in his feature directorial debut) and produced by Albert R. Broccoli.The film stars Roger Moore as the fictional MI6 agent James Bond, and co-stars Carole Bouquet, Chaim Topol, Lynn-Holly Johnson and Julian Glover.
The summer solstice is the official kickoff of summer in the Northern Hemisphere. It occurs when the Earth's tilt toward the sun is at its maximum, making the sun appear at its highest point in ...
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 ...
Flash blindness is an either temporary or permanent visual impairment during and following exposure of a varying length of time to a light flash of extremely high intensity, such as a nuclear explosion, flash photograph, lightning strike, or extremely bright light, i.e. a searchlight, laser pointer, landing lights or ultraviolet light. [1]
A person with photic retinopathy may notice an impairment in their vision, for example a spot that does not go away after a reasonable recovery time, or blurring. They may also have eye pain or headaches. Vision impairment is usually in both eyes, but can be in just one. Impairment of a person with 20/20 vision usually ends up being about 20/40 ...
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