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  2. How to Clean Glasses to Get Rid of Smudges and Streaks - AOL

    www.aol.com/clean-glasses-rid-smudges-streaks...

    Use a drop of dish soap on each lens, and gently rub it in using your fingers. Rinse the soap off, and dry the lenses with a microfiber cloth in horizontal and vertical motions. Method 3: Lens Wipes

  3. Foggy lenses? The fix is finally here, and it's just $8 with ...

    www.aol.com/lifestyle/foggy-lenses-fix-finally...

    If you're a glasses-wearer, you're familiar with the incompatibility of masks and spectacles. It comes down to one word, of course: fog. This problem is more than just an annoyance — foggy ...

  4. Spasm of accommodation - Wikipedia

    en.wikipedia.org/wiki/Spasm_of_accommodation

    Patients who have accommodative spasm may benefit from being given glasses or contacts that account for the problem or by using vision therapy techniques to regain control of the accommodative system. Possible clinical findings include: Normal Amplitude of accommodation; Normal Near point of convergence; Reduced Negative relative accommodation

  5. Astigmatism (optical systems) - Wikipedia

    en.wikipedia.org/wiki/Astigmatism_(optical_systems)

    Astigmatism causes difficulties in seeing fine detail. Astigmatism can be often corrected by glasses with a lens that has different radii of curvature in different planes (a cylindrical lens), contact lenses, or refractive surgery. [5] Astigmatism is quite common. Studies have shown that about one in three people suffers from it.

  6. Heavy-headedness - Wikipedia

    en.wikipedia.org/wiki/Heavy-headedness

    A sinus infection can cause facial pressure and pain, as well as nasal congestion and headaches, which are also known as heavy-headedness. [citation needed] New users to specific drugs can cause heavy-headedness. Chronic subjective dizziness (CSD) can be related to heavy-headedness. Nausea and vomiting can cause

  7. Chromatic aberration - Wikipedia

    en.wikipedia.org/wiki/Chromatic_aberration

    These are low dispersion glass, most notably, glasses containing fluorite. These hybridized glasses have a very low level of optical dispersion; only two compiled lenses made of these substances can yield a high level of correction. [9] The use of achromats was an important step in the development of optical microscopes and telescopes.

  8. Photokeratitis - Wikipedia

    en.wikipedia.org/wiki/Photokeratitis

    Common causes include welding with failure to use adequate eye protection such as an appropriate welding helmet or welding goggles. This is termed arc eye , while photokeratitis caused by exposure to sunlight reflected from ice and snow, particularly at elevation, is commonly called snow blindness . [ 5 ]

  9. Dishwashing liquid - Wikipedia

    en.wikipedia.org/wiki/Dishwashing_liquid

    It is usually a highly-foamy mixture of surfactants with low skin irritation that consumers primarily use for washing glasses, plates, cutlery, and cooking utensils. In addition to its primary use, dishwashing liquid is also used for various informal applications, like creating bubbles, clothes washing, and cleaning off wildlife affected by oil ...