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2. Cataract surgery - Wikipedia

   en.wikipedia.org/wiki/Cataract_surgery

   Cataract surgery is the most common application of lens removal surgery, and is usually associated with lens replacement. It is used to remove the natural lens of the eye when it has developed a cataract, a cloudy area in the lens that causes visual impairment. [4] [10] Cataracts usually develop slowly and can affect one or both eyes. [4]

3. Prism correction - Wikipedia

   en.wikipedia.org/wiki/Prism_correction

   Yoked prism can move the image away from primary gaze without the need for a constant head tilt or turn. Prism correction is measured in prism dioptres. A prescription that specifies prism correction will also specify the "base". The base is the thickest part of the lens and is opposite from the apex.

4. Optics and vision - Wikipedia

   en.wikipedia.org/wiki/Optics_and_vision

   Optics and vision. Vision of humans and other organisms depends on several organs such as the lens of the eye, and any vision correcting devices, which use optics to focus the image. The eyes of many animals contains a lens that focuses the light of its surroundings onto the retina of the eye. This lens is essential to producing clear images ...

5. Aphakia - Wikipedia

   en.wikipedia.org/wiki/Aphakia

   Aphakia is the absence of the lens of the eye, due to surgical removal, such as in cataract surgery, a perforating wound or ulcer, or congenital anomaly. It causes a loss of ability to maintain focus ( accommodation ), high degree of farsightedness ( hyperopia ), [1] and a deep anterior chamber. Complications include detachment of the vitreous ...

6. Merck nears $1.3 billion cash deal for eye-drug company ... - AOL

   www.aol.com/news/merck-nears-1-3-billion...

   Its major drug in clinical stage, Restoret, aims to treat retinal diseases characterized by leakage that can lead to impaired vision. Merck nears $1.3 billion cash deal for eye-drug company EyeBio ...

7. Merck to buy eye-focused drug developer EyeBio for as ... - AOL

   www.aol.com/merck-acquire-eye-drug-company...

   Christy Santhosh. May 29, 2024 at 9:29 AM. By Christy Santhosh. (Reuters) -Merck on Wednesday agreed to buy privately held biotech EyeBio for as much as $3 billion, as it looks to diversify its ...