{"product_id":"olympus-lumfl-n-60x-water-dipping-objective-demo-unit","title":"Olympus LUMFL N 60X Water Dipping Objective - Demo Unit","description":"\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\u003cb\u003eHigh-performance 60× water dipping objective with 1.10 NA, semi-apochromat optics, and correction collar for deep tissue fluorescence imaging and electrophysiology — Demo Unit.\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cul style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\n\u003cli\u003e💧 \u003cb\u003eWater Dipping Design\u003c\/b\u003e — Long working distance enables direct immersion into open tissue chambers for physiological experiments.\u003c\/li\u003e\n\u003cli\u003e🔬 \u003cb\u003e60× Magnification, 1.10 NA\u003c\/b\u003e — Ultra-high numerical aperture provides exceptional resolution and light collection.\u003c\/li\u003e\n\u003cli\u003e🔧 \u003cb\u003eCorrection Collar\u003c\/b\u003e — Compensates for optical variations to maintain optimal image quality in tissue preparations.\u003c\/li\u003e\n\u003cli\u003e🌟 \u003cb\u003eSemi-Apochromat (Fluorite) Optics\u003c\/b\u003e — Excellent chromatic correction for multi-color fluorescence and IR-DIC imaging.\u003c\/li\u003e\n\u003cli\u003e📍 \u003cb\u003eDemo Unit Condition\u003c\/b\u003e — Previously used for demonstration purposes; tested and verified for full optical performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2 style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e🔧 Product Description\u003c\/h2\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003eThe \u003cb\u003eOlympus LUMFL N 60X Water Dipping Objective (N2667900-DEMO)\u003c\/b\u003e is a high-performance biological objective designed for \u003cb\u003edeep tissue fluorescence imaging and electrophysiology in living brain slices and tissue preparations\u003c\/b\u003e. This demo unit has been previously used for demonstration purposes but has been tested and verified to deliver full optical performance equivalent to new units.\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003eThe \u003cb\u003e60× magnification and 1.10 numerical aperture\u003c\/b\u003e provide \u003cb\u003eexceptional resolution and light-gathering capability\u003c\/b\u003e, enabling visualization of fine cellular structures, dendritic spines, and subcellular compartments in living neurons. The ultra-high 1.10 NA is among the highest available for water dipping objectives, providing outstanding performance for \u003cb\u003efluorescence imaging, two-photon microscopy, and IR-DIC\u003c\/b\u003e applications.\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003eThe \u003cb\u003e1.5mm working distance\u003c\/b\u003e provides clearance for \u003cb\u003edeep tissue penetration\u003c\/b\u003e while accommodating patch pipettes, stimulation electrodes, and other experimental tools. The dipping design allows the objective to be \u003cb\u003elowered directly into the recording chamber\u003c\/b\u003e, with the front lens element immersed in the physiological saline bathing the tissue.\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003eThe \u003cb\u003ecorrection collar\u003c\/b\u003e is a precision adjustment mechanism that optimizes optical performance for variations in tissue preparation, chamber depth, and optical path length. This adjustment is particularly valuable in \u003cb\u003ebrain slice imaging\u003c\/b\u003e where tissue thickness and mounting conditions can vary between experiments.\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003eThe \u003cb\u003eLUMFL N (Long-distance Universal Medium Fluorite)\u003c\/b\u003e optical design incorporates \u003cb\u003esemi-apochromat (fluorite) glass elements\u003c\/b\u003e that provide excellent chromatic aberration correction across a broad wavelength range. This correction is essential for \u003cb\u003emulti-color fluorescence imaging\u003c\/b\u003e and for \u003cb\u003eIR-DIC imaging combined with visible fluorescence\u003c\/b\u003e.\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003eThis objective is compatible with \u003cb\u003eOlympus BX (upright) series microscopes\u003c\/b\u003e, the standard platform for electrophysiology and brain slice imaging. The \u003cb\u003eRMS thread mount\u003c\/b\u003e ensures compatibility with standard microscope nosepieces.\u003c\/p\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003eThis unit is a \u003cb\u003edemo unit\u003c\/b\u003e that has been previously used for demonstration purposes. It has been tested and verified to deliver full optical performance. Demo units offer excellent value for laboratories seeking high-performance objectives at reduced cost.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2 style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e🔎 Typical Applications\u003c\/h2\u003e\n\n\u003cul style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\n\u003cli\u003eBrain slice electrophysiology and patch-clamp recording\u003c\/li\u003e\n\u003cli\u003eTwo-photon calcium imaging in living tissue\u003c\/li\u003e\n\u003cli\u003eIR-DIC visualization of living neurons\u003c\/li\u003e\n\u003cli\u003eMulti-color fluorescence imaging in brain slices\u003c\/li\u003e\n\u003cli\u003eOptogenetics and photostimulation experiments\u003c\/li\u003e\n\u003cli\u003eDendritic spine imaging and plasticity studies\u003c\/li\u003e\n\u003cli\u003eSynaptic physiology and imaging\u003c\/li\u003e\n\u003cli\u003eAcute tissue slice imaging in neuroscience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2 style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e💧 Water Immersion vs Water Dipping\u003c\/h2\u003e\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\u003cb\u003eWater Dipping (Long Working Distance)\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\n\u003cli\u003eNo coverslip required\u003c\/li\u003e\n\u003cli\u003eLong working distance (1–10 mm+)\u003c\/li\u003e\n\u003cli\u003eBest for:\n\u003cul\u003e\n\u003cli\u003eBrain slices\u003c\/li\u003e\n\u003cli\u003eThick tissue\u003c\/li\u003e\n\u003cli\u003eElectrophysiology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\u003cb\u003eWater Immersion (Coverslip-Based)\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\n\u003cli\u003eUsed with standard slides + coverslips\u003c\/li\u003e\n\u003cli\u003eHigher NA (e.g., UPLANSAPO 60X NA 1.20)\u003c\/li\u003e\n\u003cli\u003eBest for:\n\u003cul\u003e\n\u003cli\u003eFluorescence\u003c\/li\u003e\n\u003cli\u003eConfocal\u003c\/li\u003e\n\u003cli\u003eLive-cell imaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2 style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e📊 Key Specifications\u003c\/h2\u003e\n\n\u003ctable style=\"font-family: 'Segoe UI Emoji', sans-serif; border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\"\u003e\u003cb\u003eSpecification\u003c\/b\u003e\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px; text-align: left; background-color: #f2f2f2;\"\u003e\u003cb\u003eDetails\u003c\/b\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCatalog Number\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eN2667900-DEMO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eMagnification\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e60×\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eNumerical Aperture (NA)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e1.10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWorking Distance\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e1.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eOptical Design\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eLUMFL N (Long-distance Universal Medium Fluorite)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eOptical Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSemi-Apochromat (Fluorite)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCorrection Collar\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eIncluded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eImmersion Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eWater Dipping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCorrection\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eInfinity-corrected\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eThread Type\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eRMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eOlympus BX series upright microscopes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eApplication\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eElectrophysiology, fluorescence imaging, IR-DIC, brain slice imaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDemo Unit (tested, full optical performance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003cp class=\"MsoNormal\" style=\"font-family: 'Segoe UI Emoji', sans-serif;\"\u003e\u003cb\u003eUniversity purchase orders accepted.\u003c\/b\u003e Contact us for volume pricing and institutional procurement options.\u003c\/p\u003e","brand":"spachoptics","offers":[{"title":"Default Title","offer_id":51695416017197,"sku":"N2667900-DEMO","price":7500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/7965\/8029\/files\/OLYMPUS-LUMFLN60XW-D-2.jpg?v=1765522827","url":"https:\/\/www.spachoptics.com\/products\/olympus-lumfl-n-60x-water-dipping-objective-demo-unit","provider":"Spach Optics, Inc.","version":"1.0","type":"link"}