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What is the effect of refractive index and density on ophthalmic lens implant (IOL) materials?

The "index of refraction" is a term in optics referring to how much a lens material bends (refracts) light going through it. For example, air does not bend light as much as water does -something readily apparent to us when we see a pole sticking...

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in Uncategorized by woodhamseyedev 29 Aug 2021

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I am 21. My eyesight is so bad, -15.5 and -13. Is there any surgery suitable for me?

So many people tell me their vision is so bad they are "legally blind." Almost all of them have a glasses Rx less than ¼ of yours! LASIK is definitely not the solution for you no matter how healthy your cornea may be. If you have otherwise healthy...

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in Uncategorized by woodhamseyedev 15 Aug 2021

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Bifocal Types: Progressive vs. Traditional – How to Decide

Presbyopia has been frustrating people for thousands of years, causing sharpness of near objects to blur. As the eyes age, presbyopia worsens and that has inspired inventors throughout the ages to get creative for the ultimate fix. Bifocal types have evolved, from the originals (celebrated by...

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in Uncategorized by woodhamseyedev 15 Aug 2021

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Does conjunctiva cover the iris?

No. the conjunctiva is the thin, moveable, and semi-transparent layer that covers the white part of the eye (the sclera). It does not extend past the edge of the cornea (the limbus). The iris sits a little behind the cornea. The conjunctiva only extends the...

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in Uncategorized by woodhamseyedev 01 Aug 2021

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What was scarier, wisdom tooth extraction or LASIK surgery?

I imagine that would depend on what you fear more: pain or surgical complications that could affect your vision. Wisdom tooth extraction is definitely more uncomfortable while it is being done. It also causes more post-operative pain and swelling. But a wisdom tooth is a...

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in Uncategorized by woodhamseyedev 01 Aug 2021

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