Photophobia is often dramatically interpreted as a "fear of light," but it is more accurately defined as a medical sensitivity to light. While we need light to see, the goal of management is to curb the specific wavelengths and intensities that are bothersome without blocking your visual data entirely.

One way to mitigate photophobia is by closing your eyes, but that isn't a functional solution for reading or navigating the world. The first step in management is identifying the source of the bothersome light, or glare, which often comes from the environment surrounding the object you are trying to see.

A Layered Approach to Glare Control

Before reaching for specialized optical devices, we recommend starting with a layered defense using simple, non-prescription solutions to modify the "input" your brain receives:

• Block Overhead Light: A hat with a brim is the simplest solution to limit overhead light, which can significantly reduce photophobia.
• Block Light from the Sides: Light entering from the periphery can be just as jarring as direct light. Frames with built-in side shields or clip-on attachments are highly effective at mitigating this.
• Strategic Tinting: Once the top and sides are protected, tinted lenses can address the light directly in front of you.

Finding the Right Tint for You

It is tempting to reach for the darkest tint possible, but this can be counterproductive. Your brain naturally adapts to light conditions; if you "dark adapt" your eyes by wearing heavy tints indoors, the transition to the outdoors becomes even more jarring.

The best strategy is to find the minimum effective blockage. Start with the lightest possible color that provides comfort and only go darker if necessary. While brown or amber lenses can offer contrast enhancement, many "optical nerds" prefer gray tints because they provide relief without modifying natural color perception.

Pro-Tip: Only wear your tinted glasses when you actually need them. If you wear them constantly, your eyes will adapt to the darkness, making the filters less effective when you truly require them.

Build Your Glare Defense Toolkit

At Chadwick, we provide a variety of form factors to help you manage light sensitivity, whether you're dealing with chronic low vision or recovering from a brain injury:

• For Low Vision:Shop Low Vision Clip-Ons, Glasses, and Fitovers
• For TBI & Concussion:Shop TBI-Specific Tints and Filters

Have a question about which tint is right for your specific light sensitivity?

Send it to our "Ask Chadwick" video series here.