Measuring the Spectral Characteristics of a Light Therapy Lamp
How to Build Your Own Full-Spectrum SAD Lamp!
KOZE Day Full Spectrum Light Bulb for Seasonal Depression, Energy and Mood, Happy SunLike LED, Circadian Rhythm SAD Support, Mimics Natural Sunlight Without UV, Dimmable, CRI 97, 5000k, A19 9W - Amazon.com