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  2. Diffraction spike - Wikipedia

    en.wikipedia.org/wiki/Diffraction_spike

    Diffraction spikes are lines radiating from bright light sources, causing what is known as the starburst effect [1] or sunstars [2] in photographs and in vision. They are artifacts caused by light diffracting around the support vanes of the secondary mirror in reflecting telescopes , or edges of non-circular camera apertures , and around ...

  3. Light-emitting diode therapy - Wikipedia

    en.wikipedia.org/wiki/Light-emitting_diode_therapy

    Light-emitting diode therapy (LEDT) is a clinical approach that applies different wavelengths of light to cure diseases or conditions with skin-safe lights. Following NASA's innovation in the 1990s with Light Emitting Diodes (LEDs) that emit a specific narrow light spectrum, LED Therapy (LEDT) showed significant potential. [ 1 ]

  4. Photopsia - Wikipedia

    en.wikipedia.org/wiki/Photopsia

    It is light-sensitive and communicates visual messages to the brain. If the retina detaches, it moves and shifts from its normal position. This can cause photopsia, but can also cause permanent vision loss. Medical attention is needed to prevent vision loss. Procedures may include laser treatment, freezing, or surgery.

  5. The dangers of LED face masks you should know about - AOL

    www.aol.com/lifestyle/dangers-led-face-masks...

    Said Palep, "At-home LED devices use lower frequencies, so [they] haven’t proven to be as effective or the results as dramatic as in-office treatments like the Blu-U light and micro pulsed Nd ...

  6. Light therapy - Wikipedia

    en.wikipedia.org/wiki/Light_therapy

    Light therapy, also called phototherapy or bright light therapy is the exposure to direct sunlight or artificial light at controlled wavelengths in order to treat a variety of medical disorders, including seasonal affective disorder (SAD), circadian rhythm sleep-wake disorders, cancers, neonatal jaundice, and skin wound infections.

  7. Weird West Texas: What is the story of Lubbock Lights? - AOL

    www.aol.com/news/weird-west-texas-story-lubbock...

    Or if you're curious about one of our region's many oddities, submit your question via email to BAddison@gannett.com with "Weird West Texas" in the subject line or via text at 806.496.4073

  8. Photic retinopathy - Wikipedia

    en.wikipedia.org/wiki/Photic_retinopathy

    Photic retinopathy is damage to the eye's retina, particularly the macula, from prolonged exposure to solar radiation or other bright light, e.g., lasers or arc welders.The term includes solar, laser, and welder's retinopathy and is synonymous with retinal phototoxicity. [1]

  9. Doctors Hospital of Laredo - Wikipedia

    en.wikipedia.org/wiki/Doctors_Hospital_of_Laredo

    Has a Level III Trauma Center and a Level III NICU, as well as a wide array of medical services. Doctors Hospital of Laredo is located at 10700 McPherson Rd. in Laredo, Texas, United States. Doctors Hospital operates five satellite clinics around strategic areas of the community.