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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]
Photopsia; This is an approximation of the zig-zag visual of a scintillating scotoma as a migraine aura. It moves and vibrates, expanding and slowly fading away over the course of about 20 minutes.
The observer described them as being similar to "luminous balls seen in fireworks, with initial tails fuzzy and heads like tiny stars". The other observer who was given one exposure lasting three seconds long, reported seeing 25 to 50 "bright discrete light, he described as stars, blue-white in color, coming towards him". [8]: 596
The dots are usually black/gray on a white background and gray/white on a black background; however, they can also be transparent, white flashing, or colored. Presence of at least 2 additional visual symptoms of the 4 following categories: i. Palinopsia. At least 1 of the following: afterimages or trailing of moving objects. ii.
Lifted or The Story Is in the Soil, Keep Your Ear to the Ground is the fourth studio album by Bright Eyes and the 46th release of Saddle Creek Records.The band made its national television debut in support of the album, performing "The Trees Get Wheeled Away" (a track that was not on the album) on the Late Show with David Letterman.
Bright Eyes has canceled the remaining dates on its concert schedule for 2024, in the wake of an alarming kickoff to the band’s U.S. tour that resulted in distressed fans expressing concern for ...
Pressure phosphenes can persist briefly after the rubbing stops and the eyes are opened, allowing the phosphenes to be seen on the visual scene. Hermann von Helmholtz and others have published drawings of their pressure phosphenes. One example of a pressure phosphene is demonstrated by gently pressing the side of one's eye and observing a ...
A Florida-bound flight crew witnessed strange orbs glowing and darting around in the night sky while flying over the Bahamas at high altitude, according to a report. A flight attendant with Surjet ...