Spending more time on screens? Blue light blocking glasses are one of the most popular eyewear upgrades in 2026 - and West Sight Optical in London, Ontario has you covered. What Are Blue Light Blocking Glasses? Blue light lenses filter out the high-energy blue light emitted by phones, tablets, computers, and LED lighting. Many wearers report reduced eye strain, fewer headaches, and better sleep after switching. Who Should Consider Them? Office workers and remote workers spend