![Tissue penetration depths of various wavelengths. (Figure courtesy of... | Download Scientific Diagram Tissue penetration depths of various wavelengths. (Figure courtesy of... | Download Scientific Diagram](https://www.researchgate.net/publication/256835631/figure/fig2/AS:297904859303941@1448037461172/Tissue-penetration-depths-of-various-wavelengths-Figure-courtesy-of-Wellman-Center-for.png)
Tissue penetration depths of various wavelengths. (Figure courtesy of... | Download Scientific Diagram
![Visible wavelengths are: Red approximately 700 - 620 nm, Yellow approximately 620 - 560 nm, Green approximately 560 - 500 nm, Blue approximately 500 - 440 nm, and Violet approximately 440 - 400 nm. Sk | Homework.Study.com Visible wavelengths are: Red approximately 700 - 620 nm, Yellow approximately 620 - 560 nm, Green approximately 560 - 500 nm, Blue approximately 500 - 440 nm, and Violet approximately 440 - 400 nm. Sk | Homework.Study.com](https://homework.study.com/cimages/multimages/16/graph16028230735656135663.png)
Visible wavelengths are: Red approximately 700 - 620 nm, Yellow approximately 620 - 560 nm, Green approximately 560 - 500 nm, Blue approximately 500 - 440 nm, and Violet approximately 440 - 400 nm. Sk | Homework.Study.com
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Amazon.com: JOBYNA Red Light Therapy for Foot & Body, 150PCS 640/660nm Red Light & 880nm Infrared Light Therapy for Feet Plantar Fasciitis Relief, Light Wavelength & Temp Adjust, 3 Pulse Mode, 10/20/30min
Regarding red light therapy, is 808 or 830 better than 850nm and 630 vs 650 or 660nm any difference? Over use, whereby diminishing effects set in, is a time period more than 20mins? - Quora
![Simple app idea: New study finds red light therapy improves eyesight significantly in 40+ ages : r/OculusGo Simple app idea: New study finds red light therapy improves eyesight significantly in 40+ ages : r/OculusGo](https://preview.redd.it/onkls6g1mv851.jpg?width=602&format=pjpg&auto=webp&s=3008e72e49f81fdf501971088931cc99fe6ecbed)
Simple app idea: New study finds red light therapy improves eyesight significantly in 40+ ages : r/OculusGo
![Frontiers | Photosynthetic Physiology of Blue, Green, and Red Light: Light Intensity Effects and Underlying Mechanisms Frontiers | Photosynthetic Physiology of Blue, Green, and Red Light: Light Intensity Effects and Underlying Mechanisms](https://www.frontiersin.org/files/Articles/619987/fpls-12-619987-HTML/image_m/fpls-12-619987-g001.jpg)