UV vs. Blue Light: Are Your Eyes Protected?

Keep your eyes protected

In an era dominated by digital screens, sun-soaked days, and things like tanning beds becoming more and more popular, concerns about the impact of light on eye health have escalated. With ultraviolet (UV) and blue light emerging as two primary culprits, the debate over the necessity and efficacy of UV versus blue light protection in glasses has gained momentum. But what exactly are the differences between UV and blue light? Do sunglasses block out blue light? Do blue light glasses block out UV rays? 

This article delves into the nuances of UV and blue light, explores their distinct roles in eye health, and examines the specialized lenses designed to shield our eyes from their potential harms.

Understanding UV and Blue Light

Ultraviolet light, a form of electromagnetic radiation emitted by the sun, is invisible to the naked eye and categorized into UVA, UVB, and UVC based on wavelength. While UVA and UVB penetrate the Earth's atmosphere, UVC is absorbed by the ozone layer. Prolonged exposure to UV radiation is linked to various eye conditions, including cataracts, photokeratitis, and certain types of eye cancer, which are all less than ideal. That being said, staring at the sun or lying in a tanning bed without proper eye protection puts you at great risk in terms of vision impairment.

Blue light, on the other hand, is visible light with a shorter wavelength and higher energy than other colors in the spectrum. It is emitted not only by the sun but also by digital screens, LED lights, and fluorescent bulbs. While blue light is essential for regulating circadian rhythms and boosting alertness during the day, excessive exposure, especially at night, can disrupt sleep patterns and cause digital eye strain. Moreover, some studies suggest that prolonged exposure to blue light may contribute to retinal damage and increase the risk of age-related macular degeneration (AMD).

UV Protection in Glasses

uv vs. blue light

In response to the well-established dangers of UV radiation, the eyewear industry has long championed the incorporation of UV protection into sunglasses and prescription glasses. These specialized lenses block harmful UV rays, safeguarding the eyes and surrounding skin from potential damage. UV protection is essential for preventing conditions like cataracts and photokeratitis, making it a non-negotiable feature in quality eyewear.

Blue Light Protection in Glasses

With the proliferation of digital devices, the demand for glasses specifically designed to block blue light has surged. Blue light-blocking lenses are engineered to filter out a portion of the blue light emitted by screens, reducing the risk of digital eye strain and sleep disturbances. These lenses often feature a yellow or amber tint, which selectively blocks blue light while preserving color accuracy and visual clarity. While the efficacy of blue light-blocking lenses in alleviating digital eye strain is supported by some studies, more research is needed to validate their long-term benefits conclusively.

The Intersection of UV and Blue Light Protection

While UV and blue light protection serve distinct purposes, they intersect in their shared goal of preserving eye health in the digital age. Whether you're basking in the sun or immersed in a digital workday, investing in protective eyewear with UV and blue light-blocking capabilities is paramount. By mitigating the potential harms of UV radiation and excessive blue light exposure, these lenses promote optimal visual comfort and reduce the risk of eye-related issues.

Consultation and Personalization

Ultimately, the choice of protective eyewear should be guided by individual needs and lifestyle habits. Consulting with an eye care professional can help determine the most suitable options based on factors such as outdoor activities, screen time, and existing eye conditions. Whether opting for UV protection, blue light-blocking technology, or a combination of both, prioritizing eye health remains paramount.

UV and Blue Light Protection in Shooting Glasses

uv shooting glasses

Now, you may be wondering, “why does this matter for a company who produces shooting glasses?” You are right to wonder such things, and that is where we tie in some of the shooting glasses that are available, particularly the sunglasses. Now, when you are on an outdoor range, or participating in hobbies like trap shooting or hunting, you do not want the sun in your eyes. 

That being said, FortKnight Optics offers the 308 Tactical Shooting Sunglasses. These are perfect for instances where you will be shooting outdoors and do not want the UV rays from the sun destroying your eyes. Not to mention, there is all kinds of glare when outdoors, and the 308 Glasses help to stop that. The exclusive FrontSight HD lenses that FortKnight Optics offers are developed with ZEISS’s advanced polarization & riflescope technology, providing you with unmatched clarity and readiness for any situation. 

Take a look at some benefits of the lenses:

  • No more ‘rainbow-blur’ when looking through glass or optics
  • Engineered to not dim electronic screens or illuminated reticles
  • Up to 80% greater visual contrast when transitioning from bright to darker areas

Let’s take a look at more of the benefits of the 308 Tactical Glasses:

  • Unparalleled Clarity in Every Scenario: These lenses outperform standard polarized glasses that you see in the outdoors section of your local sporting goods store. The 308 Tactical Glasses lenses ensure clear views of electronic screens and illuminated reticles, eliminating common visual distortions and providing unmatched focus, whether you’re on the range or facing everyday challenges.
  • Fog-Free, Durable, Comfortable: One of the biggest challenges when it comes to being outdoors are the elements. You can battle any condition with glasses designed for real life scenarios where you may not have time to take them off and wipe them. The anti-fog technology keeps your vision clear, while the durable, lightweight frames offer comfort for all-day use. 
  • A Must for Your EDC Gear: Aside from being protective, they are stylish, making them suitable for taking with you when not at the range, and being part of your everyday gear. These essential shooting glasses, produced in limited quantities, are a vital part of your EDC. Always available when you need them, they're ready for whatever your day holds.
  • Top-Grade Impact Protection: All glasses from FortKnight Optics have an ANSI Z87.1 certification, offering the highest level of eye protection. Stay safe and focused, knowing you're fully protected.
  • Customized Comfort: Keep in mind that the 308 Tactical Glasses are designed for small to medium/narrow face shapes. If you want a bigger pair, check out the 338 Tactical Sunglasses for larger faces.


308 shooting glasses

In navigating the optical spectrum, understanding the nuances of UV and blue light protection is essential for informed decision-making. While UV protection shields the eyes from the harmful effects of solar radiation, blue light-blocking lenses offer respite from digital eye strain in the digital age. By embracing protective eyewear tailored to individual needs, we can safeguard our vision and embrace a future where eye health takes center stage in our daily lives.

Now when it comes to protecting your eyes from UV rays on the range, check out the 308 Tactical Shooting Glasses.