Circadian Notes
A journal of visual systems, sensory inputs, and circadian precision. Each entry explores how light shapes cognition, sleep, focus, and recovery—through the lens of neuroscience, design, and daily function.
How to Build a Light-Conscious Workspace
From Lab to Lens: How We Engineered the Perfect Evening Filter
Not All Blue Light Glasses Are Built the Same—Here’s Why
The Optics Stack: Light Hygiene for Founders, Creators, and Operators
Day vs. Night Lenses: When to Switch and Why It Matters
What Happens to Your Hormones When You Filter Blue Light
The Connection Between Eye Fatigue and Cognitive Burnout
The Neuroscience of Color: Why Red Calms and Yellow Sharpens
Photic Stress Explained: Why Modern Light Is Wrecking Your Focus
How Light Affects the Brain: A Guide to Circadian Optics