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CHEM 3B (40)
Lecture 10

CHEM 3B Lecture 10: 4_17_17 (10)
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Department
Chemistry
Course
CHEM 3B
Professor
stevenpedersen
Semester
Spring

Description
Contact lenses Expensive Time consuming Lasik 20million Americans had Athletes, actors, theatrical artists LeBron James, Tiger Woods Jessica Simpson, Brad Pitt, Reese Witherspoon Kim Kardashians, guy who now wears glasses to match outfit Lasik how Microkeratome is a blade Second laser = excimer Lasers cornea tissue, then close flap back and heal naturally Many people do it because of myopia Myopia Lands in retina, and vision clear But myopia lands in front so blurry Lasik flattens the surface so it lands to retina properly For hyperopia Treats outer donut area Becomes more round, steeper after surgery Astigmatism 3 refractive error Oval shaped beam What laser?? Vic Star S4 IR Excimer Laser system o 60 performed with this, top one in market o Have one in UC Berkeley laser center How good is it o 100 microns thick. Shows the precision of human hair Coupled w waves can wave front system o Before the surgery, waves can o Reduces higherlower order aberrations Reduce glare, halos, better night vision Tradition vs alllaser
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