Clear guides to blue light blocking glasses, evening screen routines and FL-41 tinted lenses. Start with the articles below, or explore the deeper research and buying guides further down.
The Simple Optical Science Behind Why Screens Feel Harsh - and the New Lenses Designed for Today’s Digital Living
Why Screens Feel Harsh: Lighting, Glare and Len...
Start with your screen, room lighting and lens choice. A clear guide to the questions behind screen discomfort and amber blue light glasses.
Why Screens Feel Harsh: Lighting, Glare and Len...
Start with your screen, room lighting and lens choice. A clear guide to the questions behind screen discomfort and amber blue light glasses.
Explore the research and buying guides
Want more detail? These guides explain the evidence, the lens questions and the choices behind our range.
Blue light and screens
Evening light and sleep
FL-41 and light sensitivity
These guides are published by Heritage Gaze, an eyewear retailer. They explain research and product information; they are not personal medical advice. About us · Contact us