{"product_id":"pbs-polarizing-beam-splitter-cube-lens-630nm-660nm","title":"PBS Polarizing Beam Splitter Cube Lens 630nm–660nm | Elubor","description":"\n\u003ch2\u003eElubor PBS Polarizing Beam Splitter Cube Lens — 630nm–660nm\u003c\/h2\u003e\n\u003cp\u003ePrecisely engineered for optical research, laser systems, and photonics applications, the \u003cstrong\u003eElubor PBS-660-D10 Polarizing Beam Splitter Cube Lens\u003c\/strong\u003e delivers exceptional polarization performance across the 630nm–660nm wavelength range (red laser spectrum). Whether you need to split a single beam into two orthogonally polarized beams or recombine them into one, this compact cube optic performs both functions with high efficiency and minimal loss.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e PBS-660-D10\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWavelength Range:\u003c\/strong\u003e 630nm – 660nm (broadband)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable Sizes:\u003c\/strong\u003e 12.5 × 12.5 × 12.5 mm \u0026amp; 10 × 10 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReflection Angle:\u003c\/strong\u003e 45°\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrincipal Transmittance:\u003c\/strong\u003e Tp \u0026gt; 95% \u0026amp; Ts \u0026lt; 1%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrincipal Reflectance:\u003c\/strong\u003e Rs \u0026gt; 99% \u0026amp; Rp \u0026lt; 5%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e PBS coating on glued surface; anti-reflection (AR) coating on all right-angle faces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 × Polarizing Beam Splitter Cube Lens\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eMade in China\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose This Beam Splitter Cube?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Polarization Contrast:\u003c\/strong\u003e Transmittance and reflectance values are optimized for clean beam separation, ensuring minimal cross-polarization leakage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Functionality:\u003c\/strong\u003e Functions as both a beam splitter (splitting one beam into two orthogonal polarizations) and a beam combiner (coupling two orthogonally polarized beams into one) when the light path is reversed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnti-Reflection Coating:\u003c\/strong\u003e AR coatings on all right-angle entry\/exit faces minimize surface losses and ghosting for cleaner optical performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Mini Form Factor:\u003c\/strong\u003e The small cube dimensions make integration into tight optical assemblies and prototype setups easy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Optics:\u003c\/strong\u003e Built to exacting tolerances for consistent, repeatable results in laboratory and professional photonics environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRed laser beam management (635nm, 650nm, 660nm systems)\u003c\/li\u003e\n  \u003cli\u003eInterferometry and holography setups\u003c\/li\u003e\n  \u003cli\u003eOptical coherence and sensing instruments\u003c\/li\u003e\n  \u003cli\u003ePolarimetry and optical testing rigs\u003c\/li\u003e\n  \u003cli\u003eLaser communication and fiber optic systems\u003c\/li\u003e\n  \u003cli\u003eResearch, education, and photonics prototyping\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Reference\u003c\/h3\u003e\n\u003cp\u003eFor a deeper understanding of polarization optics and beam splitter principles, visit the NIST Optics \u0026amp; Photonics resources — a trusted authority in metrology and optical standards.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What wavelength range does this PBS cube lens support?\u003c\/h4\u003e\n\u003cp\u003eA: This polarizing beam splitter cube is optimized for the 630nm–660nm wavelength range, making it ideal for red laser systems operating at common wavelengths such as 635nm, 650nm, and 660nm.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this beam splitter cube be used to combine two beams as well as split them?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. When the light path is reversed, the PBS cube can couple two orthogonally polarized beams into a single output beam, making it highly versatile for both splitting and combining applications.\u003c\/p\u003e\n\u003ch4\u003eQ: What sizes are available for the PBS-660-D10?\u003c\/h4\u003e\n\u003cp\u003eA: The cube is available in two sizes: 12.5 × 12.5 × 12.5 mm and 10 × 10 mm. Please verify your required size at checkout or via product variant selection.\u003c\/p\u003e\n\u003ch4\u003eQ: What coatings are applied to this optic?\u003c\/h4\u003e\n\u003cp\u003eA: The glued internal surface features a PBS (polarizing beam splitter) dielectric coating, while all exterior right-angle faces are coated with anti-reflection (AR) coating to reduce surface reflections and improve overall transmission efficiency.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this suitable for professional or laboratory use?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. With Tp \u0026gt; 95%, Ts \u0026lt; 1%, Rs \u0026gt; 99%, and Rp \u0026lt; 5%, these optical performance values meet the demands of professional optical benches, research labs, and precision photonics instrumentation.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What wavelength range does this PBS cube lens support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This polarizing beam splitter cube is optimized for the 630nm–660nm wavelength range, making it ideal for red laser systems operating at common wavelengths such as 635nm, 650nm, and 660nm.\"}}, {\"@type\": \"Question\", \"name\": \"Can this beam splitter cube be used to combine two beams as well as split them?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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