{"product_id":"uv-vis-nir-spectrophotometers","title":"LS Series Spectrophotometer | UV Vis NIR 165–3600 nm | NWSPEC","description":"\u003cstyle\u003e\n  .ls-product-page {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #1a1a1a;\n    line-height: 1.6;\n    max-width: 1200px;\n    margin: 0 auto;\n    padding: 20px;\n  }\n  .ls-product-page h1 {\n    font-size: 2.2rem;\n    font-weight: 700;\n    margin-bottom: 0.5em;\n    color: #000;\n    text-transform: uppercase;\n    letter-spacing: 1px;\n    line-height: 1.2;\n  }\n  .ls-product-page h2 {\n    font-size: 1.5rem;\n    font-weight: 700;\n    margin-top: 2.5rem;\n    margin-bottom: 1rem;\n    border-bottom: 3px solid #000;\n    padding-bottom: 0.5rem;\n    text-transform: uppercase;\n    color: #000;\n  }\n  .ls-product-page h3 {\n    font-size: 1.15rem;\n    font-weight: 700;\n    margin-top: 1.5rem;\n    margin-bottom: 0.75rem;\n    display: flex;\n    align-items: center;\n    color: #000;\n  }\n  .ls-product-page h3::before {\n    content: \"\";\n    display: inline-block;\n    width: 8px;\n    height: 8px;\n    background-color: #000;\n    margin-right: 12px;\n    flex-shrink: 0;\n  }\n  .ls-product-page p {\n    margin-bottom: 1em;\n    color: #333;\n    font-size: 1rem;\n  }\n  .ls-product-page ul {\n    list-style-type: none;\n    padding-left: 0;\n    margin-bottom: 1.5em;\n  }\n  .ls-product-page li {\n    margin-bottom: 0.6em;\n    padding-left: 1.25em;\n    position: relative;\n  }\n  .ls-product-page li::before {\n    content: \"\\2022\";\n    position: absolute;\n    left: 0;\n    color: #000;\n    font-weight: 700;\n  }\n  .lead-text {\n    font-size: 1.25rem;\n    color: #1a1a1a;\n    font-weight: 500;\n    margin-bottom: 1.5rem;\n  }\n  .ls-highlights-box {\n    background-color: #f5f5f5;\n    border-left: 4px solid #000;\n    padding: 1.5rem;\n    margin: 1.5rem 0;\n  }\n  .ls-highlights-box h4 {\n    font-size: 1.15rem;\n    font-weight: 700;\n    margin: 0 0 1rem 0;\n    color: #000;\n  }\n  .ls-table-wrapper {\n    overflow-x: auto;\n    margin: 1.5rem 0;\n    box-shadow: 0 2px 4px rgba(0,0,0,0.05);\n    border: 1px solid #ddd;\n    -webkit-overflow-scrolling: touch;\n  }\n  .ls-spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    font-size: 0.8rem;\n    table-layout: fixed;\n  }\n  .ls-spec-table th {\n    background-color: #1a1a1a;\n    color: #fff;\n    padding: 10px 8px;\n    text-align: center;\n    font-weight: 700;\n    font-size: 0.8rem;\n    letter-spacing: 0.3px;\n    border-right: 1px solid #333;\n    vertical-align: middle;\n    line-height: 1.2;\n    white-space: nowrap;\n  }\n  .ls-spec-table th:first-child {\n    text-align: left;\n    width: 24%;\n  }\n  .ls-spec-table th:not(:first-child) {\n    width: 15.2%;\n  }\n  .ls-spec-table th:last-child { border-right: none; }\n  .ls-spec-table td {\n    padding: 8px;\n    border-bottom: 1px solid #ddd;\n    border-right: 1px solid #eee;\n    vertical-align: middle;\n    line-height: 1.4;\n    font-size: 0.8rem;\n  }\n  .ls-spec-table td:last-child { border-right: none; }\n  .ls-spec-table tr:last-child td { border-bottom: none; }\n  .ls-spec-table tr:nth-child(even) td { background-color: #fafafa; }\n  .ls-spec-table td:first-child {\n    text-align: left;\n    font-weight: 600;\n    color: #000;\n    background-color: #f5f5f5;\n  }\n  .ls-spec-table td:not(:first-child) { text-align: center; }\n  .spec-highlight { color: #000; font-weight: 700; }\n  .bold-text { font-weight: 700; color: #000; }\n  .ls-model-legend {\n    display: flex;\n    flex-wrap: wrap;\n    gap: 8px 20px;\n    margin: 0.5rem 0 1.5rem 0;\n    font-size: 0.78rem;\n    color: #555;\n  }\n  .ls-model-legend span { white-space: nowrap; }\n  .tier-marker {\n    display: inline-block;\n    padding: 1px 5px;\n    font-size: 0.7rem;\n    font-weight: 700;\n    margin-left: 4px;\n    vertical-align: middle;\n  }\n  .tier-s { background: #e0e0e0; color: #333; }\n  .tier-d { background: #555; color: #fff; }\n  @media (max-width: 768px) {\n    .ls-product-page h1 { font-size: 1.75rem; }\n    .ls-product-page h2 { font-size: 1.25rem; }\n    .ls-spec-table { font-size: 0.75rem; }\n    .ls-spec-table th, .ls-spec-table td { padding: 6px 5px; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"ls-product-page\"\u003e\n\n\u003ch1\u003eLS Series UV-Vis-NIR Spectrophotometers\u003c\/h1\u003e\n\n\u003cp class=\"lead-text\"\u003e\u003cstrong\u003ePrecision without boundaries. Performance without compromise.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe LS Series delivers research-grade optical characterization across five distinct performance tiers. From vacuum UV specialist instruments to ultra-broadband NIR systems, each model is engineered for specific analytical demands. Choose \u003cspan class=\"bold-text\"\u003eS-Series\u003c\/span\u003e models for cost-effective, reliable performance, or \u003cspan class=\"bold-text\"\u003eD-Series\u003c\/span\u003e models for ultimate precision with two-stage holographic grating technology.\u003c\/p\u003e\n\n\u003cp\u003eAll LS Series instruments share core advantages: double-beam ratio recording photometry for exceptional stability, socket-type lamps for maintenance-free operation, and intelligent automatic switching between sources and detectors. The difference lies in optical sophistication—single holographic gratings for standard applications, two-stage gratings for demanding research.\u003c\/p\u003e\n\n\u003cdiv class=\"ls-highlights-box\"\u003e\n\u003ch4\u003eSeries-Wide Advantages\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"bold-text\"\u003eDouble-Beam Architecture:\u003c\/span\u003e Dynamic feedback ratio recording ensures baseline stability and compensates for source fluctuations\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold-text\"\u003eAutomatic Switching:\u003c\/span\u003e Source and detector crossover points user-configurable with 0.05 nm precision\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold-text\"\u003eMaintenance-Free Design:\u003c\/span\u003e Socket-type lamp holders enable tool-free replacement without optical realignment\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"bold-text\"\u003eFlexible Sampling:\u003c\/span\u003e Compatible with full range of integrating spheres and reflectance accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003cdiv class=\"ls-model-legend\"\u003e\n  \u003cspan\u003e\u003cstrong\u003eLS-UV\u003c\/strong\u003e — Vacuum UV Specialist (165–320 nm)\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eLS-2800S\u003c\/strong\u003e \u003cspan class=\"tier-marker tier-s\"\u003eS\u003c\/span\u003e — Standard, 190–2800 nm\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eLS-3600S\u003c\/strong\u003e \u003cspan class=\"tier-marker tier-s\"\u003eS\u003c\/span\u003e — Standard, 190–3600 nm\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eLS-2800D\u003c\/strong\u003e \u003cspan class=\"tier-marker tier-d\"\u003eD\u003c\/span\u003e — Performance, 190–2800 nm\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eLS-3600D\u003c\/strong\u003e \u003cspan class=\"tier-marker tier-d\"\u003eD\u003c\/span\u003e — Research, 190–3600 nm\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"ls-table-wrapper\"\u003e\n\u003ctable class=\"ls-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eLS-UV\u003c\/th\u003e\n\u003cth\u003eLS-2800S\u003c\/th\u003e\n\u003cth\u003eLS-3600S\u003c\/th\u003e\n\u003cth\u003eLS-2800D\u003c\/th\u003e\n\u003cth\u003eLS-3600D\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrating System\u003c\/td\u003e\n\u003ctd\u003eTwo-stage holographic UV\u003c\/td\u003e\n\u003ctd\u003eSingle holographic\u003c\/td\u003e\n\u003ctd\u003eSingle holographic\u003c\/td\u003e\n\u003ctd\u003eTwo-stage holographic\u003c\/td\u003e\n\u003ctd\u003eTwo-stage holographic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Range\u003c\/td\u003e\n\u003ctd\u003e165–320 nm (190–1100 nm)\u003c\/td\u003e\n\u003ctd\u003e190–2800 nm\u003c\/td\u003e\n\u003ctd\u003e190–3600 nm\u003c\/td\u003e\n\u003ctd\u003e190–2800 nm\u003c\/td\u003e\n\u003ctd\u003e190–3600 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetectors\u003c\/td\u003e\n\u003ctd\u003ePMT\u003c\/td\u003e\n\u003ctd\u003ePMT + PbS (cooled)\u003c\/td\u003e\n\u003ctd\u003ePMT + PbS (cooled)\u003c\/td\u003e\n\u003ctd\u003ePMT + PbS (cooled)\u003c\/td\u003e\n\u003ctd\u003ePMT + InGaAs + PbS (cooled)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Accuracy UV-Vis \/ NIR\u003c\/td\u003e\n\u003ctd\u003e±0.3 nm\u003c\/td\u003e\n\u003ctd\u003e±0.5 \/ ±2.0 nm\u003c\/td\u003e\n\u003ctd\u003e±0.5 \/ ±2.0 nm\u003c\/td\u003e\n\u003ctd\u003e±0.3 \/ ±1.0 nm\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e±0.1 \/ ±0.5 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Repeatability UV-Vis \/ NIR\u003c\/td\u003e\n\u003ctd\u003e≤±0.1 nm\u003c\/td\u003e\n\u003ctd\u003e≤±0.1 \/ ≤±0.35 nm\u003c\/td\u003e\n\u003ctd\u003e≤±0.1 \/ ≤±0.35 nm\u003c\/td\u003e\n\u003ctd\u003e≤±0.1 \/ ≤±0.35 nm\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤±0.05 \/ ≤±0.1 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStray Light (220 nm, NaI)\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.0005%\u003c\/td\u003e\n\u003ctd\u003e≤0.005%\u003c\/td\u003e\n\u003ctd\u003e≤0.005%\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.0005%\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.0002%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStray Light (340 nm, NaNO₂)\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.0005%\u003c\/td\u003e\n\u003ctd\u003e≤0.005%\u003c\/td\u003e\n\u003ctd\u003e≤0.005%\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.0005%\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.0001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStray Light (1420 nm, H₂O)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e≤0.08%\u003c\/td\u003e\n\u003ctd\u003e≤0.08%\u003c\/td\u003e\n\u003ctd\u003e≤0.008%\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Range\u003c\/td\u003e\n\u003ctd\u003e5.0 Abs\u003c\/td\u003e\n\u003ctd\u003e±4.0 Abs\u003c\/td\u003e\n\u003ctd\u003e±4.0 Abs\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e\u0026gt;±5.0 Abs\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e±6.0 Abs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Accuracy (0–0.5A \/ 0.5–1A)\u003c\/td\u003e\n\u003ctd\u003e±0.002 \/ ±0.004\u003c\/td\u003e\n\u003ctd\u003e±0.004 \/ ±0.005\u003c\/td\u003e\n\u003ctd\u003e±0.004 \/ ±0.005\u003c\/td\u003e\n\u003ctd\u003e±0.002 \/ ±0.004\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e±0.0018 \/ ±0.003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhotometric Repeatability (0–0.5A \/ 0.5–1A)\u003c\/td\u003e\n\u003ctd\u003e±0.001 \/ ±0.002\u003c\/td\u003e\n\u003ctd\u003e±0.001 \/ ±0.002\u003c\/td\u003e\n\u003ctd\u003e±0.001 \/ ±0.002\u003c\/td\u003e\n\u003ctd\u003e±0.001 \/ ±0.002\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e±0.0009 \/ ±0.0018\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaseline Flatness (300–2800 nm)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e±0.02 Abs\u003c\/td\u003e\n\u003ctd\u003e±0.02 Abs\u003c\/td\u003e\n\u003ctd\u003e±0.006 Abs\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e±0.0003 Abs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaseline Drift (500 nm, 2h)\u003c\/td\u003e\n\u003ctd\u003e0.0004 Abs\/h\u003c\/td\u003e\n\u003ctd\u003e0.0005 Abs\/h\u003c\/td\u003e\n\u003ctd\u003e0.0005 Abs\/h\u003c\/td\u003e\n\u003ctd\u003e0.0004 Abs\/h\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e0.0003 Abs\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise (500 nm \/ 1600 nm)\u003c\/td\u003e\n\u003ctd\u003e≤0.0008 Abs (400 nm)\u003c\/td\u003e\n\u003ctd\u003e≤0.008 \/ ≤0.009\u003c\/td\u003e\n\u003ctd\u003e≤0.008 \/ ≤0.009\u003c\/td\u003e\n\u003ctd\u003e≤0.0008 \/ ≤0.0009\u003c\/td\u003e\n\u003ctd class=\"spec-highlight\"\u003e≤0.0006 \/ ≤0.0004\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpectral Bandwidth\u003c\/td\u003e\n\u003ctd colspan=\"5\"\u003eUV-Vis: 0.1\/0.2\/0.5\/1\/2\/3\/5\/8 nm (8 settings) | NIR: 0.2\/0.5\/1\/2\/3\/5\/8\/12\/20\/32 nm (10 settings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling Interval\u003c\/td\u003e\n\u003ctd colspan=\"5\"\u003e0.01–50 nm (programmable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Source\u003c\/td\u003e\n\u003ctd colspan=\"5\"\u003eDeuterium lamp (UV) + Halogen tungsten lamp (50W, Vis-NIR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSource\/Detector Switching\u003c\/td\u003e\n\u003ctd colspan=\"5\"\u003eAutomatic (250–400 nm source, 300–5500 nm detector, 0.05 nm step)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eModel Selection Guide\u003c\/h2\u003e\n\n\u003ch3\u003eLS-UV: Vacuum UV Specialist\u003c\/h3\u003e\n\u003cp\u003eThe only LS Series model capable of reaching \u003cspan class=\"bold-text\"\u003e165 nm in the vacuum UV\u003c\/span\u003e. Two-stage holographic grating optimized for deep UV performance with exceptional stray light rejection (0.0005%). Essential for semiconductor materials analysis, high-purity gas characterization, and vacuum UV optical component testing. Can be configured for standard UV-Vis (190–1100 nm) operation.\u003c\/p\u003e\n\n\u003ch3\u003eLS-2800S: Standard NIR Performance\u003c\/h3\u003e\n\u003cp\u003eCost-effective solution for routine analysis from 190–2800 nm. Single holographic grating with PMT and cooled PbS detectors delivers reliable performance for teaching laboratories, quality control, and industrial applications where ultimate precision is not required. The economical entry point to NIR spectroscopy.\u003c\/p\u003e\n\n\u003ch3\u003eLS-3600S: Extended Range Standard\u003c\/h3\u003e\n\u003cp\u003eExtends NIR coverage to 3600 nm while maintaining the cost advantages of single-grating architecture. Ideal for polymer characterization, chemical analysis, and applications requiring C-H overtone information without the premium of D-Series optics.\u003c\/p\u003e\n\n\u003ch3\u003eLS-2800D: High Performance\u003c\/h3\u003e\n\u003cp\u003eTwo-stage holographic grating technology delivers \u003cspan class=\"bold-text\"\u003e10× better stray light\u003c\/span\u003e than S-Series (0.0005% vs 0.005%). The \u0026gt;±5.0 Abs photometric range handles high-absorbance samples such as optical coatings, safety glass, and concentrated solutions. Improved wavelength accuracy (±0.3 nm UV, ±1.0 nm NIR) for demanding industrial QC.\u003c\/p\u003e\n\n\u003ch3\u003eLS-3600D: Research Grade\u003c\/h3\u003e\n\u003cp\u003eThe ultimate LS Series performance. Two-stage grating plus \u003cspan class=\"bold-text\"\u003eInGaAs detector optimization\u003c\/span\u003e achieves 0.0001% stray light—\u003cspan class=\"bold-text\"\u003e50× better than S-Series\u003c\/span\u003e. Wavelength accuracy of ±0.1 nm (UV) and ±0.5 nm (NIR), baseline flatness of ±0.0003 Abs, and noise as low as 0.0004 Abs at 1600 nm. For R\u0026amp;D, publication-quality data, and regulatory compliance where only the best will suffice.\u003c\/p\u003e\n\n\u003ch2\u003eS-Series vs D-Series: Key Differences\u003c\/h2\u003e\n\u003cdiv class=\"ls-table-wrapper\"\u003e\n\u003ctable class=\"ls-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eS-Series (Standard)\u003c\/th\u003e\n\u003cth\u003eD-Series (Performance)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrating Architecture\u003c\/td\u003e\n\u003ctd\u003eSingle holographic\u003c\/td\u003e\n\u003ctd\u003eTwo-stage holographic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStray Light Performance\u003c\/td\u003e\n\u003ctd\u003e0.005% (10× higher)\u003c\/td\u003e\n\u003ctd\u003e0.0005% – 0.0001% (ultra-low)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWavelength Accuracy (UV)\u003c\/td\u003e\n\u003ctd\u003e±0.5 nm\u003c\/td\u003e\n\u003ctd\u003e±0.3 nm – ±0.1 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaseline Flatness\u003c\/td\u003e\n\u003ctd\u003e±0.02 Abs\u003c\/td\u003e\n\u003ctd\u003e±0.006 – ±0.0003 Abs (66× better)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNIR Detector Options\u003c\/td\u003e\n\u003ctd\u003ePbS only\u003c\/td\u003e\n\u003ctd\u003ePbS or InGaAs + PbS (3600D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eRoutine analysis, teaching, QC\u003c\/td\u003e\n\u003ctd\u003eResearch, high-absorbance, compliance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eApplications by Model\u003c\/h2\u003e\n\n\u003ch3\u003eOptical Coatings \u0026amp; Thin Films\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"bold-text\"\u003eRecommended:\u003c\/span\u003e LS-2800D or LS-3600D\u003c\/p\u003e\n\u003cp\u003eHigh-absorbance coatings require D-Series stray light performance. Characterize anti-reflective, high-reflective, and beam-splitter coatings with absolute confidence.\u003c\/p\u003e\n\n\u003ch3\u003eEnergy-Efficient Glass Certification\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"bold-text\"\u003eRecommended:\u003c\/span\u003e LS-3600S or LS-3600D\u003c\/p\u003e\n\u003cp\u003eSolar transmittance and thermal insulation measurements benefit from extended NIR coverage. D-Series recommended for compliance with stringent international standards.\u003c\/p\u003e\n\n\u003ch3\u003eSolar Energy Materials\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"bold-text\"\u003eRecommended:\u003c\/span\u003e LS-3600D\u003c\/p\u003e\n\u003cp\u003eComprehensive spectral characterization from UV to 3600 nm with research-grade accuracy for photovoltaic and thermal solar optimization.\u003c\/p\u003e\n\n\u003ch3\u003ePolymer \u0026amp; Chemical Manufacturing\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"bold-text\"\u003eRecommended:\u003c\/span\u003e LS-3600S (QC) or LS-3600D (R\u0026amp;D)\u003c\/p\u003e\n\u003cp\u003eC-H, N-H, and O-H overtone analysis in the 2800–3600 nm region. S-Series for production control, D-Series for formulation development.\u003c\/p\u003e\n\n\u003ch3\u003eSemiconductor \u0026amp; Vacuum UV\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"bold-text\"\u003eRecommended:\u003c\/span\u003e LS-UV\u003c\/p\u003e\n\u003cp\u003eThe only choice for vacuum UV characterization below 190 nm. Essential for next-generation lithography materials and high-purity gas analysis.\u003c\/p\u003e\n\n\u003ch3\u003eTeaching \u0026amp; Routine Analysis\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"bold-text\"\u003eRecommended:\u003c\/span\u003e LS-2800S\u003c\/p\u003e\n\u003cp\u003eReliable performance at economical price point. Ideal for educational institutions and industrial QC labs with standard analytical requirements.\u003c\/p\u003e\n\n\u003ch2\u003eSampling Accessories\u003c\/h2\u003e\n\n\u003ch3\u003eIntegrating Spheres\u003c\/h3\u003e\n\u003cp\u003e100 mm, 150 mm, and 270 mm diameter spheres with BaSO₄ or Spectralon coatings for diffuse reflectance and transmittance measurements. Essential for solar glass certification, colorimetry, and powder analysis.\u003c\/p\u003e\n\n\u003ch3\u003eReflectance Accessories\u003c\/h3\u003e\n\u003cp\u003e5°, 8°, and 12° specular reflectance modules for optical coatings; variable angle (5–85°) for angle-resolved measurements; absolute reflectance (V-W method) for highest accuracy.\u003c\/p\u003e\n\n\u003ch3\u003eTransmission Holders\u003c\/h3\u003e\n\u003cp\u003eUniversal cuvette holders, film holders, and solid sample mounts with temperature control options. Adjustable pathlength cells for liquid samples from 0.01–100 mm.\u003c\/p\u003e\n\n\u003ch3\u003eSpecialized Options\u003c\/h3\u003e\n\u003cp\u003eGlan-Thompson polarizers (200–2500 nm) for anisotropic materials. Fiber optic couplers for remote sampling. Automated sample changers for high-throughput applications.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"NWSPEC","offers":[{"title":"Default Title","offer_id":47488694911195,"sku":null,"price":150000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/1722\/0315\/files\/LS_UVN_Spectrophotometer_2026.jpg?v=1772005724","url":"https:\/\/nwspec.com\/en-cn\/products\/uv-vis-nir-spectrophotometers","provider":"NWSPEC","version":"1.0","type":"link"}