{"id":3628,"date":"2026-08-05T21:00:58","date_gmt":"2026-08-05T13:00:58","guid":{"rendered":"https:\/\/www.ihylight.com\/?p=3628"},"modified":"2026-08-06T16:59:35","modified_gmt":"2026-08-06T08:59:35","slug":"the-light-source-behind-the-innovation-a-deep-dive-into-the-ihy-n1566-cob-module-for-wearable-eye-phototherapy-devices","status":"publish","type":"post","link":"https:\/\/www.ihylight.com\/ko\/the-light-source-behind-the-innovation-a-deep-dive-into-the-ihy-n1566-cob-module-for-wearable-eye-phototherapy-devices\/","title":{"rendered":"The Light Source Behind the Innovation: A Deep Dive into the IHY-N1566 COB Module for Wearable Eye Phototherapy Devices"},"content":{"rendered":"

Meta Description: Discover how IHY Lighting’s N1566 flexible COB module transforms eye phototherapy devices with dual 630nm<\/em>\u00a0& <\/em>850nm wavelengths, soft silicone touch, and IP67 waterproof encapsulation for OEMs and ODMs.<\/em><\/strong><\/span><\/p>\n

——————————————————————————————————————————————————————————————————————————–<\/p>\n

Introduction: Every Device Begins with the Light Source<\/strong><\/span><\/p>\n

Every successful LED beauty device on the market begins with the same fundamental question: what\u00a0kind of\u00a0light source goes inside?<\/p>\n

For years, the common answer has been discrete SMD LEDs mounted on rigid or semi\u00a0flexible PCBs. While this traditional approach is familiar and inexpensive, it imposes physical constraints on product design\u00a0limitations that compromise dynamic form factor, user comfort, light uniformity, and ultimately, biological efficacy.<\/p>\n

The IHY-N1566 is a revolutionary answer to that engineering challenge. Designed specifically for targeted eye\u00a0area skincare applications (such as wearable eye masks and under\u00a0eye pads), this custom Chip\u00a0on\u00a0Board (COB) module proves how an advanced light engine enables a far superior consumer device.<\/p>\n

Below is an engineering and OEM focused breakdown of the IHY-N1566: how it functions, what sets COB architecture apart, the biophysics of its dual wavelengths, and how IHY Lighting turns your design concepts into market ready finished products.<\/p>\n

Key Specifications: IHY-N1566 Dual<\/strong>Wavelength COB Light Engine<\/strong><\/span><\/p>\n

The IHY-N1566 is engineered not as a standard discrete component, but as an integrated, flexible light engine ready for seamless structural incorporation.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Engineering Parameter<\/strong><\/span><\/td>\nTechnical Specification<\/strong><\/span><\/td>\nOEM Design Advantage<\/strong><\/span><\/td>\n<\/tr>\n
Product Model<\/strong><\/td>\nIHY-N1566-L \/ IHY-N1566-R\/N1566 Series<\/td>\nCustom curved shape engineered for eye contours<\/td>\n<\/tr>\n
Wavelength Configuration<\/strong><\/td>\nDual\u00a0Wavelength: 630nm (Red) + 850nm (NIR)<\/td>\nTargeted dual\u00a0depth dermal rejuvenation<\/td>\n<\/tr>\n
Power per Wavelength<\/strong><\/td>\n0.24 W (630nm) \/ 0.24 W (850nm)<\/td>\nBalanced output avoiding thermal discomfort<\/td>\n<\/tr>\n
Substrate Dimensions<\/strong><\/td>\n70.4 mm \u00d7 33.0mm \u00d7 0.1mm (Base FPC)<\/td>\nUltra\u00a0thin base that bends comfortably around periocular skin<\/td>\n<\/tr>\n
Operating Voltage<\/strong><\/td>\n6.0 V DC<\/td>\nLow voltage, ideal for compact battery units<\/td>\n<\/tr>\n
Total Module Thickness<\/strong><\/td>\nApprox. 1.0mm \u2013 2.0mm (Encapsulated)<\/td>\nUltra-lightweight profile for wearable comfort<\/td>\n<\/tr>\n
Surface Encapsulation<\/strong><\/td>\nSoft Medical\u00a0Grade Silicone Gel (COB)<\/td>\nSmooth, skin\u00a0friendly, and highly tactile touch<\/td>\n<\/tr>\n
Waterproof Rating<\/strong><\/td>\nIP67 Sealed Construction<\/td>\nMoisture\u00a0proof against sweat and facial serums<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

What Makes the IHY-N1566 Light Source Different? <\/strong><\/span><\/p>\n

A. COB Technology: Uniform Light vs. Discrete Hotspots<\/strong><\/span><\/p>\n

Traditional beauty devices use discrete SMD LEDs. The physical gaps between these individual packages create uneven light patterns: glare “hotspots” directly above each bulb and dark zones in between.<\/p>\n

The IHY-N1566 utilizes direct\u00a0COB bonding. Bare LED chips are mounted closely onto a flexible substrate and encapsulated under a continuous soft dome.<\/p>\n

    \n
  • For OEMs: <\/strong>Eliminates the need for complex optical diffusers while guaranteeing consistent, predictable light delivery across the entire target skin region.<\/li>\n
  • For End Users: <\/strong>Soft, round emission geometry replaces boxy\/square discrete bulbs, preventing localized eye strain and glare.<\/li>\n<\/ul>\n

    B. Architectural Comparison: Flexible COB vs. Traditional SMD LED Patches<\/strong><\/span><\/p>\n\n\n\n\n\n\n\n\n
    Feature \/ Metric<\/strong><\/span><\/td>\nConventional SMD LED Eye Patches<\/strong><\/span><\/td>\nIHY-N1566 Flexible COB Light Engine<\/strong><\/span><\/td>\n<\/tr>\n
    Encapsulation & Touch<\/strong><\/td>\nHard plastic\/PPA packages with sharp edges.<\/td>\nSoft medical-grade silicone molding for a luxurious feel.<\/td>\n<\/tr>\n
    Emission Geometry<\/strong><\/td>\nSquare\/rectangular point sources causing localized glare.<\/td>\nRound, smooth, diffused circular emission nodes.<\/td>\n<\/tr>\n
    Skin Tactile Comfort<\/strong><\/td>\nRigid bulb surfaces press uncomfortably against sensitive skin.<\/td>\nUltra-soft surface conforms softly without pressing or pinching.<\/td>\n<\/tr>\n
    Mechanical Flexibility<\/strong><\/td>\nStiff PCB; solder joints prone to stress fatigue over time.<\/td>\n0.1mm ultra\u00a0flexible FPC substrate built for dynamic facial flex.<\/td>\n<\/tr>\n
    Waterproof & Hygiene<\/strong><\/td>\nMicro\u00a0gaps around plastic housings trap serum and moisture.<\/td>\nContinuous silicone seal provides inherent IP67 waterproof protection.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    C. Superior Waterproofing & Hygiene<\/strong><\/span><\/p>\n

    Traditional discrete LED modules are notoriously difficult to seal completely. Liquid serums and sweat can easily seep into housing crevices, causing circuit corrosion or hygiene issues. The COB silicone encapsulation on the N1566 creates an impenetrable barrier. Devices can be easily wiped down or washed, extending product lifespan and ensuring sanitary daily use.<\/p>\n

    The Photobiomodulation Science: Why 630nm and 850nm?<\/strong><\/span><\/p>\n

    The dual spectrum of the IHY-N1566 is engineered to target the unique biological layers of periocular skin.<\/p>\n

    630nm Visible Red Light (Epidermal & Upper Dermal Layer)<\/strong><\/span><\/p>\n

    Operating at the peak absorption band of Cytochrome c Oxidase in cell mitochondria, 630nm light:<\/p>\n

      \n
    • Stimulates Fibroblasts: <\/strong>Accelerates ATP production to synthesize natural collagen and elastin, reducing fine lines and crow’s feet.<\/li>\n
    • Enhances Microcirculation: <\/strong>Boosts oxygenation and nutrient transport to revitalize dull, tired under-eye skin.<\/li>\n
    • Soothes Inflammation: <\/strong>Evens out skin tone and speeds up surface repair.<\/li>\n<\/ul>\n

      850nm Near<\/strong>\u00a0<\/strong>Infrared (NIR) Light (Deep Dermal & Subcutaneous Layer)<\/strong><\/span><\/p>\n

      Invisible to the human eye, 850nm NIR light penetrates deep into dermal tissues (5\u201310 mm) without overheating surface skin:<\/p>\n

        \n
      • Accelerates Tissue Repair: <\/strong>Reaches deep structural layers to promote matrix restoration.<\/li>\n
      • Reduces Puffiness & Dark Circles: <\/strong>Enhances microvascular and lymphatic drainage, helping reduce under-eye edema and dark circle discoloration.<\/li>\n
      • Cellular Stress Protection: <\/strong>Protects subcutaneous tissues against oxidative stress and photo<\/li>\n<\/ul>\n

        Extended Custom Wavelength Matrix<\/strong><\/span><\/p>\n

        Depending on your brand’s clinical focus, IHY can integrate additional or alternative LED chips into the board layout:<\/p>\n

          \n
        • 415nm Blue Light: <\/strong>Antibacterial target for antiacne and oil control.<\/li>\n
        • 525nm Green Light: <\/strong>Melanin target to fade stubborn hyperpigmentation and age spots.<\/li>\n
        • 590nm Amber\/Yellow Light: <\/strong>Soothes redness, skin sensitivity, and flushing.<\/li>\n
        • 660nm Deep Red Light: <\/strong>Synergizes with 630nm for multidepth collagen stimulation.<\/li>\n
        • 940nm Deep NIR Light: <\/strong>Delivers gentle thermal comfort and deeper tissue relaxation.<\/li>\n<\/ul>\n

          Beyond Components: Turnkey OEM\/ODM Capabilities with IHY<\/strong><\/span><\/p>\n

          At IHY Lighting, we understand that launching a new skincare hardware line requires more than just buying LED modules. We act as your engineering partner from preliminary CAD drawings to complete turnkey manufacturing.<\/p>\n

          Comprehensive Customization Options:<\/strong><\/span><\/p>\n

            \n
          • Substrate & Form Factor: <\/strong>We can re-engineer the FPC outline to fit face masks, neck patches, forehead strips, or targeted body pads.<\/li>\n
          • Flexible Light Source Options: <\/strong>While COB delivers superior softness and optical uniformity, we also support designs using discrete SMD LEDs or hybrid configurations if required by your cost or optical intensity targets.<\/li>\n
          • Custom Multi-Spectrum Control: <\/strong>Dual, triple, or quad-wavelength multiplexing with independent channel driver designs for multi-mode treatment settings.<\/li>\n
          • Finished Device Development: <\/strong>Full turnkey services including ergonomic silicone overmolding, custom housing tooling, driver PCB design, magnetic charging interfaces, packaging box design, and international compliance certifications (CE, RoHS, FCC).<\/li>\n<\/ul>\n

             <\/p>\n\n\n\n
            Conclusion: Elevate Your Next Skincare Product<\/strong><\/span><\/p>\n

            Whether you want to incorporate model IHY N1566 into your upcoming eye care device or develop a 100% custom COB from scratch, IHY Lighting provides the engineering expertise, prototyping speed, and manufacturing scale you need.<\/span><\/p>\n

            Contact our R&D Engineering Team<\/strong>\u00a0to request samples or submit your engineering requirements!<\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

             <\/p>","protected":false},"excerpt":{"rendered":"

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