{"product_id":"zeiss-ld-a-plan-40x-0-55-m27-thread-size-microscope-objective-obj-000-233","title":"Zeiss LD A-Plan 40x\/0.55 M27 Thread Size Microscope Objective","description":"\u003ch2\u003eZeiss LD A-Plan 40x\/0.55 M27 Microscope Objective\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eZeiss LD A-Plan 40x\/0.55 M27 Microscope Objective\u003c\/strong\u003e is a high-quality, long working distance objective designed \nfor \u003cstrong\u003eadvanced microscopy applications\u003c\/strong\u003e. It features a \u003cstrong\u003e0.55 numerical aperture (NA)\u003c\/strong\u003e and is optimized for use with \n\u003cstrong\u003e1.0 mm polystyrene cover glasses\u003c\/strong\u003e. This objective is well-suited for both \u003cstrong\u003ebrightfield and PlasDIC microscopy techniques\u003c\/strong\u003e, \nensuring enhanced contrast and image clarity. As part of Zeiss’s renowned \u003cstrong\u003eInfinity Color Corrected System (ICS)\u003c\/strong\u003e, it delivers high-quality \noptical performance with superior resolution.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features:\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLong Working Distance\u003c\/strong\u003e – Provides \u003cstrong\u003e2.3 mm\u003c\/strong\u003e free working distance for imaging thicker specimens.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrightfield and PlasDIC Compatibility\u003c\/strong\u003e – Enhances contrast for a variety of microscopy applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCover Glass Compatibility\u003c\/strong\u003e – Optimized for \u003cstrong\u003e1.0 mm polystyrene cover glasses\u003c\/strong\u003e, ideal for live-cell imaging.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAchromatic Correction\u003c\/strong\u003e – Minimizes chromatic aberrations for accurate color reproduction.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDry Objective\u003c\/strong\u003e – No immersion medium required, simplifying imaging procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications:\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCell Culture Observation\u003c\/strong\u003e – Optimized for viewing live cells in culture vessels with polystyrene cover glasses.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrightfield Microscopy\u003c\/strong\u003e – Suitable for general-purpose imaging applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePlasDIC Imaging\u003c\/strong\u003e – Enhances contrast for differential interference contrast techniques.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003ctable\u003e\n    \u003ctr\u003e\n        \u003cth\u003eFeature\u003c\/th\u003e\n        \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eMagnification\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e40x\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eNumerical Aperture (NA)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e0.55\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eFree Working Distance\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e2.3 mm at 1.0 mm cover glass thickness\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eCover Glass Thickness\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e1.0 mm (optimized for polystyrene cover glasses)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eThread Type\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eM27 x 0.75\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eImmersion Medium\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eDry (no immersion required)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eField of View\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e23 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eParfocal Length\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003e45.06 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eOptical System\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eInfinity Color Corrected System (ICS)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n        \u003ctd\u003e\u003cstrong\u003eColor Correction\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd\u003eAchromatic\u003c\/td\u003e\n    \u003c\/tr\u003e\n\u003c\/table\u003e\n","brand":"Copia Scientific","offers":[{"title":"Default Title","offer_id":45901619953918,"sku":"OBJ-000-233","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/7860\/5310\/files\/Zeiss_LD_A-Plan_40x_-_OBJ000233_-_1-Photoroom.png?v=1774690471","url":"https:\/\/coastalmicroscopes.com\/products\/zeiss-ld-a-plan-40x-0-55-m27-thread-size-microscope-objective-obj-000-233","provider":"Coastal Microscopes","version":"1.0","type":"link"}