{"product_id":"huaxin-optics-s11-standard-5mw-laser-diode-module-fixed-focus-1-5mm-spot","title":"Huaxin Optics S11 Standard 5mW Laser Diode Module | Fixed Focus, 1.5mm Spot","description":"\u003cp class=\"ds-markdown-paragraph\"\u003eThe Huaxin Optics S11 is a versatile, entry-level 5mW laser diode module designed for integration into a wide range of DIY projects, educational kits, alignment systems, and low-power laser applications. Featuring a compact all-metal housing, a fixed-focus lens producing a clear 1.5mm spot, and simple 3V DC operation, it offers reliable performance in a cost-effective package. Its standard form factor makes it an ideal drop-in replacement or core component for custom builds requiring a precise, low-power visible laser source.\u003c\/p\u003e\r\n\r\n\r\n\u003chr\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLaser Diode \u0026amp; Optical Output:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eWavelength Options:\u003c\/strong\u003e \u003cstrong\u003eRed (650nm)\u003c\/strong\u003e, \u003cstrong\u003eGreen (532nm)\u003c\/strong\u003e, \u003cstrong\u003eBlue (450nm)\u003c\/strong\u003e, \u003cstrong\u003eViolet (405nm)\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eOutput Power:\u003c\/strong\u003e \u003cstrong\u003e\u0026lt;5mW\u003c\/strong\u003e (Class IIIa\/3R Laser Product) - Safe for incidental viewing under normal use.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eBeam Diameter at Aperture:\u003c\/strong\u003e ~1.5mm (nominal).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eBeam Divergence:\u003c\/strong\u003e \u0026lt; 1.5 mrad (typical).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSpot Size at 1 meter:\u003c\/strong\u003e ~1.5mm - 3.0mm (depends on exact focus and wavelength).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLens:\u003c\/strong\u003e Fixed-focus acrylic or glass lens, pre-adjusted at the factory.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eElectrical \u0026amp; Mechanical:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e \u003cstrong\u003e3.0V DC\u003c\/strong\u003e (±0.5V) - Compatible with two AA batteries or a single 3.7V Li-ion with a current-limiting resistor.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eOperating Current:\u003c\/strong\u003e 20-40mA (typical, varies by color\/wavelength).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eInput Polarity:\u003c\/strong\u003e Center pin is \u003cstrong\u003ePOSITIVE (+)\u003c\/strong\u003e. Outer barrel\/case is \u003cstrong\u003eNEGATIVE (-)\u003c\/strong\u003e.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDimensions (Module):\u003c\/strong\u003e Standard 12mm diameter x 45mm length (approx., including lens housing).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Anodized aluminum.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e Standard 12mm outer diameter for easy mounting in brackets, heatsinks, or custom 3D-printed holders.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eReliability \u0026amp; Compliance:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eCertifications:\u003c\/strong\u003e \u003cstrong\u003eCE, FCC, RoHS\u003c\/strong\u003e compliant. (Note: Final product integration may require additional certification).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to 40°C.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -10°C to 50°C.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e \u003cstrong\u003e3 Years\u003c\/strong\u003e limited warranty against manufacturing defects.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eProduction Date:\u003c\/strong\u003e Coded on label. Fresh stock guaranteed.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSafety Classification:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLaser Class:\u003c\/strong\u003e \u003cstrong\u003eClass 3R\u003c\/strong\u003e (IEC\/EN 60825-1). Output \u0026lt;5mW. \u003cstrong\u003eAvoid direct eye exposure.\u003c\/strong\u003e Not intended for pointing devices.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eKey Features \u0026amp; Applications\u003c\/strong\u003e\u003c\/h4\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003ePlug-and-Play Simplicity:\u003c\/strong\u003e Ready to use with a standard 3V DC power source. No complex driver circuit required (though a simple current-limiting resistor from a 5V source is recommended).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eStandard Universal Form Factor:\u003c\/strong\u003e The 12mm diameter is an industry-standard size, compatible with countless mounts, heatsinks, and project enclosures available online.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eClear, Defined Spot:\u003c\/strong\u003e The factory-focused 1.5mm spot is ideal for alignment, leveling, positioning, and educational optics demonstrations.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eCost-Effective \u0026amp; Reliable:\u003c\/strong\u003e Provides consistent performance for hobbyist, educational, and light commercial applications at an accessible price point.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eIdeal For:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDIY \u0026amp; Maker Projects:\u003c\/strong\u003e CNC laser engraver alignment, 3D printer bed leveling sensors, custom laser levels.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eEducation \u0026amp; Science Kits:\u003c\/strong\u003e Demonstrating principles of light, optics, and lasers in classrooms.\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eIndustrial\/Commercial:\u003c\/strong\u003e Low-power alignment in machinery, simple positioning sensors, retail barcode scanner replacements (internal use).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eArt \u0026amp; Decor:\u003c\/strong\u003e Laser projection effects, light show components (when diffused or scanned).\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/h4\u003e\r\n\u003cul\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e1 x Huaxin Optics S11 Laser Diode Module (wavelength as selected)\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e(Optional) 1 x 100 Ohm 1\/4W current-limiting resistor (for use with 5V USB power sources)\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n \t\u003cli\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003eBasic specification sheet\u003c\/p\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003chr\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eOrdering Information (SKU Table)\u003c\/strong\u003e\u003c\/h4\u003e\r\n\u003cdiv class=\"ds-scroll-area _1210dd7 c03cafe9\"\u003e\r\n\u003cdiv class=\"ds-scroll-area__gutters\"\u003e\r\n\u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e\r\n\u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e\r\n\u003c\/div\u003e\r\n\u003ctable\u003e\r\n\u003cthead\u003e\r\n\u003ctr\u003e\r\n\u003cth\u003e\u003cstrong\u003eSKU Code\u003c\/strong\u003e\u003c\/th\u003e\r\n\u003cth\u003e\u003cstrong\u003eWavelength\u003c\/strong\u003e\u003c\/th\u003e\r\n\u003cth\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/th\u003e\r\n\u003cth\u003e\u003cstrong\u003eSpot Size\u003c\/strong\u003e\u003c\/th\u003e\r\n\u003cth\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/th\u003e\r\n\u003cth\u003e\u003cstrong\u003eTypical Use\u003c\/strong\u003e\u003c\/th\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/thead\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003e\u003cstrong\u003eHX-S11-RED\u003c\/strong\u003e\u003c\/td\u003e\r\n\u003ctd\u003e650nm\u003c\/td\u003e\r\n\u003ctd\u003eRed\u003c\/td\u003e\r\n\u003ctd\u003e~1.5mm\u003c\/td\u003e\r\n\u003ctd\u003e3V DC\u003c\/td\u003e\r\n\u003ctd\u003e\n\u003cstrong\u003eMost Common.\u003c\/strong\u003e High visibility, low cost. Ideal for alignment, pointers (where legal).\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003e\u003cstrong\u003eHX-S11-GREEN\u003c\/strong\u003e\u003c\/td\u003e\r\n\u003ctd\u003e532nm\u003c\/td\u003e\r\n\u003ctd\u003eGreen\u003c\/td\u003e\r\n\u003ctd\u003e~1.5mm\u003c\/td\u003e\r\n\u003ctd\u003e3V DC\u003c\/td\u003e\r\n\u003ctd\u003e\n\u003cstrong\u003eHighest Visual Brightness.\u003c\/strong\u003e Best for outdoor\/daytime visibility in alignment tools.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003e\u003cstrong\u003eHX-S11-BLUE\u003c\/strong\u003e\u003c\/td\u003e\r\n\u003ctd\u003e450nm\u003c\/td\u003e\r\n\u003ctd\u003eBlue\u003c\/td\u003e\r\n\u003ctd\u003e~1.5mm\u003c\/td\u003e\r\n\u003ctd\u003e3V DC\u003c\/td\u003e\r\n\u003ctd\u003e\n\u003cstrong\u003eDecorative\/Effects.\u003c\/strong\u003e For artistic projects, fluorescence excitation.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003e\u003cstrong\u003eHX-S11-VIOLET\u003c\/strong\u003e\u003c\/td\u003e\r\n\u003ctd\u003e405nm\u003c\/td\u003e\r\n\u003ctd\u003eViolet\u003c\/td\u003e\r\n\u003ctd\u003e~1.5mm\u003c\/td\u003e\r\n\u003ctd\u003e3V DC\u003c\/td\u003e\r\n\u003ctd\u003e\n\u003cstrong\u003eUV\/Black Light Effect.\u003c\/strong\u003e Makes fluorescent materials glow. Lower visible brightness.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003e\u003cstrong\u003eHX-S11-KIT-3\u003c\/strong\u003e\u003c\/td\u003e\r\n\u003ctd\u003eRed, Green, Blue\u003c\/td\u003e\r\n\u003ctd\u003e-\u003c\/td\u003e\r\n\u003ctd\u003e~1.5mm\u003c\/td\u003e\r\n\u003ctd\u003e3V DC\u003c\/td\u003e\r\n\u003ctd\u003e\n\u003cstrong\u003eAssortment Pack.\u003c\/strong\u003e One module of each primary color for RGB projects.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e\r\n\u003c\/div\u003e\r\n\r\n\u003chr\u003e\r\n\r\n\u003ch4\u003e\u003cstrong\u003eConnection Diagram (Simplified)\u003c\/strong\u003e\u003c\/h4\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003eFor use with a \u003cstrong\u003e3V Battery Pack (2xAA)\u003c\/strong\u003e:\r\n\u003ccode\u003eBattery (+)\u003c\/code\u003e ---\u0026gt; \u003ccode\u003eModule Center Pin (+)\u003c\/code\u003e\r\n\u003ccode\u003eBattery (-)\u003c\/code\u003e ---\u0026gt; \u003ccode\u003eModule Case (-)\u003c\/code\u003e\u003c\/p\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003eFor use with a \u003cstrong\u003e5V USB Power Source\u003c\/strong\u003e:\r\n\u003ccode\u003eUSB 5V (+)\u003c\/code\u003e ---\u0026gt; \u003ccode\u003e100 Ohm Resistor\u003c\/code\u003e ---\u0026gt; \u003ccode\u003eModule Center Pin (+)\u003c\/code\u003e\r\n\u003ccode\u003eUSB GND (-)\u003c\/code\u003e ---\u0026gt; \u003ccode\u003eModule Case (-)\u003c\/code\u003e\u003c\/p\u003e\r\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e⚠️ Safety \u0026amp; Legal Note:\u003c\/strong\u003e While this is a low-power (\u0026lt;5mW) module, it is still a laser. Do not stare into the beam. Never aim at people, animals, vehicles, or aircraft. The user is responsible for complying with all local regulations regarding laser use, especially in public or in devices that could be perceived as pointers. This module is intended for integration into other products or for controlled experimentation, not as a standalone handheld device.\u003c\/p\u003e","brand":" LaserOne","offers":[{"title":"Default Title","offer_id":48736135708895,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/3632\/2783\/files\/ed160d73-_E4_B8_BB_E5_9B_BE4-42.webp?v=1774876583","url":"https:\/\/gearlair.com\/products\/huaxin-optics-s11-standard-5mw-laser-diode-module-fixed-focus-1-5mm-spot","provider":"Gearlair","version":"1.0","type":"link"}