{"id":2819,"date":"2026-06-17T10:18:45","date_gmt":"2026-06-17T10:18:45","guid":{"rendered":"https:\/\/youlumi.szlogic.cn\/?page_id=2819"},"modified":"2026-07-11T09:24:18","modified_gmt":"2026-07-11T09:24:18","slug":"product-glossary","status":"publish","type":"page","link":"https:\/\/youlumi.szlogic.cn\/ar\/product-glossary\/","title":{"rendered":"product-glossary"},"content":{"rendered":"
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Red Light Therapy Glossary Description<\/h1>\t\t\t\t<\/div>\n\t\t\t\t
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This glossary explains key terms for red light therapy devices, including LED wavelength, irradiance, beam angle, pulse mode, EMF, flicker, therapy distance, power density, and device formats. It helps buyers compare specifications clearly.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Low-Level Light Therapy<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Low-Level Light Therapy (LLLT) is a treatment that uses low-intensity red or near-infrared light to stimulate cellular activity and promote healing.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Irradiance<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Irradiance refers to the power of light energy delivered per unit area, usually measured in mW\/cm\u00b2.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Near Infrared Wavelength<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Near Infrared Wavelength refers to light in the infrared spectrum typically ranging from 700 nm to 1400 nm, which can penetrate deeper into body tissues.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Red Light Wavelength<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Red Light Wavelength refers to the visible red light spectrum typically ranging from 620 nm to 700 nm, commonly used in light therapy for skin treatment and rejuvenation.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Energy Output<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Energy output describes the total amount of light energy produced by a therapy device during treatment.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Photobiomodulation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Photobiomodulation (PBM) is a therapy that uses red or near-infrared light to stimulate cellular activity and promote tissue repair.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Beam Angle<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Beam angle refers to the angle at which light spreads from the LED source.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Power Density<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Power density measures the amount of light power delivered per unit area.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Near Infrared Light<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Near infrared light (NIR) is a type of infrared radiation with wavelengths typically between 700nm and 1000nm, capable of penetrating deeper into body tissues.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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LED Light Source<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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An LED light source is a lighting component that uses light-emitting diodes (LEDs) to produce specific wavelengths of light. In red light therapy devices, LED light sources typically emit red light (around 630\u2013660 nm) and near-infrared light (around 800\u2013880 nm) to support therapeutic effects such as pain relief, skin rejuvenation, and muscle recovery.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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LED Chip<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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An LED chip is the semiconductor core component inside an LED that generates light when electrical current passes through it. The quality and design of the LED chip determine the device\u2019s brightness, wavelength accuracy, efficiency, and lifespan in red light therapy equipment.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Phototherapy<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Phototherapy is a medical treatment that uses specific wavelengths of light to treat various health conditions. In red light therapy, phototherapy typically uses red and near-infrared light to stimulate cellular activity, improve circulation, promote tissue repair, and support overall healing.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Photochemical Reaction<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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A photochemical reaction is a chemical reaction triggered by light energy. In red light therapy, light photons interact with cellular molecules such as cytochrome c oxidase in the mitochondria, initiating biological processes that increase ATP production and enhance cellular repair.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

Red Light Therapy Glossary Description This glossary explains key terms for red light therapy devices, including LED wavelength, irradiance, beam angle, pulse mode, EMF, flicker, therapy distance, power density, and device formats. It helps buyers compare specifications clearly. Low-Level Light Therapy Low-Level Light Therapy (LLLT) is a treatment that uses low-intensity red or near-infrared light […]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-2819","page","type-page","status-publish","hentry"],"blocksy_meta":{"has_hero_section":"disabled","styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"acf":[],"browser_title":"Red Light Therapy Glossary Description","page_description":"Explore key terms in red light therapy, from LED wavelengths to photobiomodulation, and make informed decisions with our comprehensive glossary.","_links":{"self":[{"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/pages\/2819","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/comments?post=2819"}],"version-history":[{"count":58,"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/pages\/2819\/revisions"}],"predecessor-version":[{"id":11886,"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/pages\/2819\/revisions\/11886"}],"wp:attachment":[{"href":"https:\/\/youlumi.szlogic.cn\/ar\/wp-json\/wp\/v2\/media?parent=2819"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}