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  2. Pupillary light reflex - Wikipedia

    en.wikipedia.org/wiki/Pupillary_light_reflex

    The pupil is the dark circular opening in the center of the iris and is where light enters the eye. By analogy with a camera, the pupil is equivalent to aperture, whereas the iris is equivalent to the diaphragm.

  3. Dry eye syndrome - Wikipedia

    en.wikipedia.org/wiki/Dry_eye_syndrome

    Dry eye syndrome, also known as keratoconjunctivitis sicca, is the condition of having dry eyes. [2] Symptoms include dryness in the eye, irritation, redness, discharge, blurred vision, and easily fatigued eyes.

  4. Astigmatism - Wikipedia

    en.wikipedia.org/wiki/Astigmatism

    With accommodation relaxed: Simple astigmatism Simple hyperopic astigmatism – first focal line is on the retina, while the second is located behind the retina.; Simple myopic astigmatism – first focal line is in front of the retina, while the second is on the retina.

  5. Kuji-in - Wikipedia

    en.wikipedia.org/wiki/Kuji-in

    In kuji kiri the vertical strokes/slashes represent the yin/in syllables, while the horizontal strokes/slashes represent the yang/yo syllables. Thus, in kuji kiri the practitioner is first making an aggressive horizontal slash representing the first syllable which is a yang/yo which represents the absolute aspect or offensive nature of the deity.

  6. Kandy Lake - Wikipedia

    en.wikipedia.org/wiki/Kandy_Lake

    Kandy Lake (Sinhala: නුවර වැව), also known as Kiri Muhuda or the Sea of Milk, is an artificial lake in the heart of the hill city of Kandy, Sri Lanka, was built in 1807 by King Sri Wickrama Rajasinghe next to the Temple of the Tooth. Over the years, it was reduced in size. It is a protected lake, with fishing banned.