{"product_id":"nikon-c-as-analyzer-for-gout","title":"Nikon C-AS Analyzer for Gout","description":"\u003cp style=\"font-family:'Segoe UI Emoji', sans-serif;\"\u003e\u003cstrong\u003eA dedicated clinical polarization accessory for rapid, accurate identification of gout and pseudogout crystals in synovial fluid.\u003c\/strong\u003e The Nikon C-AS Analyzer for Gout is a slider-type nosepiece analyzer featuring an integrated first-order red compensator plate, enabling clinicians to determine the sign of birefringence and differentiate Monosodium Urate (MSU) from Calcium Pyrophosphate Dihydrate (CPPD) crystals with confidence.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e🤬 \u003cstrong\u003eFirst-order red compensator\u003c\/strong\u003e — enables definitive birefringence sign determination for crystal ID\u003c\/li\u003e\n\u003cli\u003e🔴 \u003cstrong\u003eMSU crystals appear yellow\u003c\/strong\u003e \/ 🔵 \u003cstrong\u003eCPPD crystals appear blue\u003c\/strong\u003e when aligned parallel to the compensator axis\u003c\/li\u003e\n\u003cli\u003e🔧 \u003cstrong\u003eSlider-type nosepiece format\u003c\/strong\u003e — inserts into nosepiece slot without adding intermediate tube height\u003c\/li\u003e\n\u003cli\u003e🧬 \u003cstrong\u003eEclipse Ci\/Ni compatible\u003c\/strong\u003e — designed for Nikon’s modern clinical upright microscope lines\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eNew condition\u003c\/strong\u003e — full manufacturer quality assurance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003e🔧 Product Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Nikon C-AS Analyzer for Gout is a specialized polarization microscopy accessory designed for clinical identification of crystal-induced arthropathies. It combines a polarizing analyzer with an integrated first-order red (lambda) compensator plate in a low-profile slider format that inserts directly into a compatible nosepiece analyzer slot — most notably the Nikon C-N6A sextuple nosepiece.\u003c\/p\u003e\n\u003cp\u003eUnder polarized light with the compensator engaged, needle-like Monosodium Urate (MSU) crystals — the hallmark of gout — display strong negative birefringence and appear bright yellow when aligned parallel to the compensator axis. Calcium Pyrophosphate Dihydrate (CPPD) crystals — associated with pseudogout — exhibit weak positive birefringence and appear blue under the same conditions. This color-coded differentiation allows rapid, reliable crystal identification directly at the microscope.\u003c\/p\u003e\n\u003cp\u003eThe slider format inserts and retracts from the optical path without raising the microscope’s eye level, preserving ergonomics during extended clinical sessions. Compatible with Nikon Eclipse Ci-S, Ci-L, and Ni series upright microscopes. Part number: MBN91921. New condition.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003e🔎 Typical Applications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClinical identification of Monosodium Urate (MSU) crystals in synovial fluid (gout diagnosis)\u003c\/li\u003e\n\u003cli\u003eClinical identification of Calcium Pyrophosphate Dihydrate (CPPD) crystals (pseudogout diagnosis)\u003c\/li\u003e\n\u003cli\u003eBirefringence sign determination in crystal-induced arthropathy workup\u003c\/li\u003e\n\u003cli\u003eRheumatology and clinical pathology laboratory workflows\u003c\/li\u003e\n\u003cli\u003ePolarized light microscopy on Nikon Eclipse Ci\/Ni series microscopes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003e📊 Key Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eNikon C-AS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eMBN91921\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eSlider-type nosepiece analyzer with integrated first-order red compensator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompensator\u003c\/td\u003e\n\u003ctd\u003eFirst-order red (lambda) plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMSU Crystal Appearance\u003c\/td\u003e\n\u003ctd\u003eYellow (negative birefringence, parallel to compensator axis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCPPD Crystal Appearance\u003c\/td\u003e\n\u003ctd\u003eBlue (positive birefringence, parallel to compensator axis)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNosepiece Requirement\u003c\/td\u003e\n\u003ctd\u003eNikon C-N6A sextuple nosepiece (analyzer slot required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicroscope Compatibility\u003c\/td\u003e\n\u003ctd\u003eNikon Eclipse Ci-S, Ci-L, Ni series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cem\u003eUniversity and institutional customers: we accept purchase orders. Please contact us for net terms and procurement documentation.\u003c\/em\u003e\u003c\/p\u003e","brand":"Spach Optics, Inc.","offers":[{"title":"Default Title","offer_id":52275877970221,"sku":"MBN91921","price":454.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/7965\/8029\/files\/MBN91921shop_e788b4ee-836e-4008-acbc-0d7675b3aca9.jpg?v=1785893482","url":"https:\/\/www.spachoptics.com\/products\/nikon-c-as-analyzer-for-gout","provider":"Spach Optics, Inc.","version":"1.0","type":"link"}