ReVision Optometry Blog

Scleral Lenses Vision Requirements

Scleral Lenses For Vision Requirements

Scleral Lenses For Vision Requirements by Brian Chou, OD, FAAO, FSLS October 5, 2020 If you have keratoconus, corneal scarring, or have had previous eye surgery, scleral lenses can help you meet vision requirements for work.  For example, peace officers with the California Department of Corrections and San Diego Police department, must meet minimum vision standards….

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Are Daily Contacts Bad for the Environment?

Are Daily Contacts Bad for the Environment? by Brian Chou, OD, FAAO, FSLS September 15, 2020 Are daily contacts bad for the environment? In 2019, daily disposable contact lenses represented 39% of contact lenses prescribed in the U.S. according to replacement type.  More American contact lens wearers than ever use single-use or “daily disposable” contact lenses….

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Why Do Scleral Lenses Get Foggy?

Why Do Scleral Lenses Get Foggy? by Brian Chou, OD, FAAO, FSLS September 4, 2020 Why do scleral lenses get foggy?  Scleral contact lenses can restore vision for keratoconus and other conditions where the front eye surface is not smooth.  But 25-50% of scleral lens wearers report their vision gets hazy, cloudy, or foggy.  If you…

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Should Vision in Both Eyes Be The Same?

Should Vision in Both Eyes Be The Same? by Brian Chou, OD, FAAO, FSLS August 15, 2020 Should vision in both eyes be the same?  Symmetry is common in nature.  For example, your arms and legs are probably the same approximate length.  And a butterfly’s wing pattern is similar between the two sides.  The short answer…

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California Prohibits Driving with Some Sunglasses

California Prohibits Driving with Some Sunglasses by Brian Chou, OD, FAAO, FSLS August 1, 2020 Yes, California really prohibits you from driving with certain sunglasses!  Have you noticed all the fashionable sunglasses with thick temples?  Frame designers often like thick temples because it allows them to incorporate design elements like their logo.  But what most do…

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Sunlight Make You Sneeze?

Why Does Sunlight Make Me Sneeze?

Why Does Sunlight Make Me Sneeze? by Brian Chou, OD, FAAO, FSLS July 15, 2020   Have you ever noticed yourself or others sneeze when walking out to the bright sunlight?  Up to a third of the population exhibits the “photic sneeze reflex” where the sudden exposure to bright light stimulates sneezing.  First described by Aristotle,…

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Which Glasses Are Best for Keratoconus?

Which Glasses Are Best for Keratoconus? by Brian Chou, OD, FAAO, FSLS July 1, 2020   Several keratoconus patients have asked me if special eyeglasses might help them.  This follows University of Liverpool announcing their engineers are developing spectacle lenses for keratoconus.  While new treatment for keratoconus is welcome, the laws of physics will likely make…

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Private Equity Optometry San Diego

Is Independent Optometry in San Diego Dying?

Is Independent Optometry in San Diego Dying? by Brian Chou, OD, FAAO, FSLS June 15, 2020   The San Diego landscape for optometry has dramatically changed since 2017, but largely invisibly to the public.  Roughly 25% of the private optometric practices in San Diego are now owned by a large corporation, each with hundreds of millions…

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Is Blue Light Bad for My Eyes?

Is Blue Light Bad for My Eyes? by Brian Chou, OD, FAAO, FSLS June 1, 2020 Confused whether blue light is bad for your eyes?  You are not alone.  There is an ample misinformation about blue light, perpetrated by companies selling products that supposedly protect your eyes from it. Blue light has existed since the dawn…

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How to See Ocean Bioluminescence in San Diego

How to See Ocean Bioluminescence in San Diego by Brian Chou, OD, FAAO, FSLS May 15, 2020 Every few years in San Diego, crashing ocean waves dazzle blue at nighttime.  This has occurred in October 2011, September 2013, May of 2018, and May of 2020.  The single-celled algae called dinoflagellates, bloom in the ocean water causing…

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