{"product_id":"1550nm-5mw-infrared-laser-communication-sensing-module","title":"1550nm 5mW Infrared Laser Communication Sensing Module","description":"\n\u003ch2\u003e1550nm 5mW Infrared Laser Communication Sensing Module\u003c\/h2\u003e\n\u003cp\u003eEngineered for precision sensing and communication applications, this compact 1550nm infrared laser module delivers stable, continuous-wave output in a rugged aluminum housing. Ideal for professionals working in optical communication, sensing systems, ranging, and research environments, this module combines a glass collimating lens with low beam divergence for highly accurate performance.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 1550nm — a standard wavelength for infrared communication and sensing systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e \u0026lt;5mW for controlled, Class IIA laser operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCircuit Mode:\u003c\/strong\u003e Continuous Wave (CW) for steady, uninterrupted output\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e 2.8–3.5V | Working Current: \u0026lt;100mA\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e -20°C to +50°C — suitable for a broad range of environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage Temperature Range:\u003c\/strong\u003e -40°C to +85°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Dimensions:\u003c\/strong\u003e 12 × 40mm — easy to integrate into custom builds and enclosures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGlass Collimating Lens:\u003c\/strong\u003e Delivers a focused spot size of less than 3mm at 50mm distance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Beam Divergence:\u003c\/strong\u003e \u0026lt;0.7 mrad for excellent directional accuracy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrive Circuit:\u003c\/strong\u003e ACC (Automatic Current Control) for consistent output stability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong Service Life:\u003c\/strong\u003e \u0026gt;8,000 hours of reliable operation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEco-Friendly Aluminum Shell:\u003c\/strong\u003e Lightweight, durable, and environmentally responsible construction\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLaser Safety Class:\u003c\/strong\u003e IIA — meets standard safety classification for low-power infrared lasers\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 12V | Power: 1W | Power Source: AC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWavelength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1550nm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5mW\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCircuit Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCW (Continuous Wave)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.8–3.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100mA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temp.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 × 40mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpot Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;3mm at 50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDivergence Angle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.7 mrad\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLens Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGlass Collimating Lens\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive Circuit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eACC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLaser Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIIA\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eService Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;8,000 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShell Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEnvironmentally Friendly Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFor guidance on laser safety standards and classifications, refer to the U.S. Consumer Product Safety Commission (CPSC) Laser Safety Resources.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the 1550nm wavelength infrared laser module used for?\u003c\/h4\u003e\n\u003cp\u003eA: The 1550nm infrared laser communication sensing module is commonly used in optical fiber communication, LiDAR ranging systems, optical sensing, scientific research, and industrial measurement applications. The 1550nm wavelength is a well-established standard in telecom and sensing due to its low atmospheric absorption characteristics.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does Laser Class IIA mean for this infrared laser module?\u003c\/h4\u003e\n\u003cp\u003eA: Laser Class IIA indicates that the module operates at a low output power level (\u0026lt;5mW) with specific safety considerations for direct eye exposure. Always follow proper laser safety procedures and avoid direct exposure to the beam. Refer to your local laser safety standards and guidelines before use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this infrared laser module easy to integrate into existing systems?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The compact 12 × 40mm aluminum housing and standard operating voltage range (2.8–3.5V) make this module straightforward to integrate into custom PCB designs, optical benches, or sensing enclosures. The ACC drive circuit ensures stable current output for consistent performance across different setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the expected service life of this laser module?\u003c\/h4\u003e\n\u003cp\u003eA: This 1550nm infrared laser module is rated for a service life of over 8,000 hours under normal operating conditions, making it a dependable choice for long-term professional and research applications.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the 1550nm wavelength infrared laser module used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 1550nm infrared laser communication sensing module is commonly used in optical fiber communication, LiDAR ranging systems, optical sensing, scientific research, and industrial measurement applications. 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