The HBE Perspective – Tagged "AR Coating" – Hicks Brunson Eyewear

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Video: Do You Need a Backside Anti-Reflective Coating On Your Sunglasses

 Have you ever wondered if you need an anti-reflective coating on your sunglasses? Well, wonder no more! This advice I’m about to provide you will apply whether you are buying prescription sunglasses or shades off the shelf. In the video below, optical guru Daniel Brunson reviews what you need to know before getting a backside anti-reflective coating on your sunglasses. If you don’t like the video or want more information, continue reading. Why put an anti-reflective coating on sunglasses? You may already know the benefits of having it on clear glasses, but why put it on sunglasses? Well, a common problem with sunglasses is that they produce what is called “bounce-back” glare. This is light that bounces or reflects off the backside of...

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Daniel Brunson


How Does AR Work?

This is the fourth and final part in a series on AR coatings that is going to cover the basics of how AR coatings work.  Part three is called Do I Need AR Coating On My Sunglasses? If you have been following along in this series you know that AR coatings allow direct light to pass through a lens without reflecting off of the surface.  To understand how this can be done it is important to know that light travels in waves.  There is a principle of wave theory known as "wave interference."  There are two types of wave interference.  One type is called constructive interference.  The other type is called destructive interference, and it is the type that is...

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Daniel Brunson


Do I Need AR Coating On My Sunglasses?

This is the third part in a series on anti-reflective coatings, which is abbreviated as AR. The second part in the series is called  How To Care For Lenses With AR.  In this post I am going to explain the benefit of using AR on sunglasses, and the reason why I suggest only using it on the backside of your lenses.  This advice will apply whether you are making prescription lenses or buying a new non-prescription sunglasses. It is helpful to understand that a lens has a front and a backside.  The backside is the side that faces your eyes.  To give your eyes comfort and to maintain visual acuity in the sun you need a lens that does two things:...

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Daniel Brunson