{"product_id":"schott-visiled-darkfield-focus-optics-ring-for-slim-ring-light-400-810","title":"SCHOTT VisiLED Darkfield Focus Optics Ring for Slim Ring Light – 400.810","description":"\u003cdiv style=\"font-family: Arial, Helvetica, sans-serif; color: #1f2937; line-height: 1.65;\"\u003e\n\n  \u003c!-- HERO --\u003e\n  \u003cdiv style=\"background: linear-gradient(135deg, #0077b6 0%, #00a6d6 100%); color: #ffffff; padding: 28px; border-radius: 12px; margin-bottom: 24px;\"\u003e\n\n    \u003ch1 style=\"margin: 0 0 10px 0; font-size: 28px; line-height: 1.25; color: #ffffff;\"\u003e\n      SCHOTT VisiLED Darkfield Focus Optics Ring for Slim Ring Light – 400.810\n    \u003c\/h1\u003e\n\n    \u003cp style=\"margin: 0; font-size: 17px;\"\u003e\n      Dedicated darkfield focus optics accessory for the SCHOTT VisiLED Slim Ring Light.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- OVERVIEW --\u003e\n  \u003cdiv style=\"background: #eef8fc; border: 1px solid #b9e3f4; border-radius: 10px; padding: 20px; margin-bottom: 24px;\"\u003e\n\n    \u003ch2 style=\"color: #0077b6; margin-top: 0; font-size: 21px;\"\u003e\n      Darkfield Illumination for the VisiLED Slim\n    \u003c\/h2\u003e\n\n    \u003cp\u003e\n      The SCHOTT 400.810 is a dedicated darkfield focus optics ring designed exclusively for the\n      \u003cstrong\u003eVisiLED Slim Ring Light – P\/N 400.150\u003c\/strong\u003e.\n    \u003c\/p\u003e\n\n    \u003cp\u003e\n      It fits directly to the Slim Ring Light and redirects the illumination at a shallow angle towards the specimen to create a darkfield effect.\n    \u003c\/p\u003e\n\n    \u003cp style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eNo additional mounting adapters are required.\u003c\/strong\u003e\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- KEY DETAILS --\u003e\n  \u003ch2 style=\"color: #0077b6; border-bottom: 2px solid #00a6d6; padding-bottom: 7px;\"\u003e\n    Key Information\n  \u003c\/h2\u003e\n\n  \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin: 20px 0 28px 0;\"\u003e\n\n    \u003cdiv style=\"background: #eef8fc; border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003ePart Number\u003c\/strong\u003e\u003cbr\u003e\n      400.810\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #eef8fc; border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003eCompatible Ring Light\u003c\/strong\u003e\u003cbr\u003e\n      VisiLED Slim – 400.150\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #eef8fc; border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003eIllumination Type\u003c\/strong\u003e\u003cbr\u003e\n      Darkfield\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #eef8fc; border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003eFree Working Distance\u003c\/strong\u003e\u003cbr\u003e\n      Approx. 5–20 mm\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- HOW IT WORKS --\u003e\n  \u003ch2 style=\"color: #0077b6; border-bottom: 2px solid #00a6d6; padding-bottom: 7px;\"\u003e\n    How Darkfield Illumination Works\n  \u003c\/h2\u003e\n\n  \u003cp\u003e\n    Darkfield illumination directs light towards the specimen at a low angle rather than directly into the microscope objective.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Smooth areas remain comparatively dark, while edges, scratches, particles and other surface irregularities scatter light towards the objective and appear bright.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    This can make very fine surface features easier to detect than with conventional brightfield illumination.\n  \u003c\/p\u003e\n\n\n  \u003c!-- BENEFITS --\u003e\n  \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin: 22px 0 28px 0;\"\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003eScratch Detection\u003c\/strong\u003e\u003cbr\u003e\n      Helps reveal fine scratches and surface defects.\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003eParticle Inspection\u003c\/strong\u003e\u003cbr\u003e\n      Highlights dust, particles, fibres and contamination.\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003eEdge Enhancement\u003c\/strong\u003e\u003cbr\u003e\n      Makes fine edges and specimen structures more visible.\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong style=\"color: #0077b6;\"\u003eSurface Inspection\u003c\/strong\u003e\u003cbr\u003e\n      Useful for polished, machined and reflective components.\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- SIMPLE UPGRADE --\u003e\n  \u003cdiv style=\"background: #f1f7ff; border-left: 5px solid #0077b6; padding: 18px; margin: 24px 0;\"\u003e\n\n    \u003cstrong style=\"font-size: 18px; color: #0077b6;\"\u003e\n      Simple Darkfield Upgrade\n    \u003c\/strong\u003e\n\n    \u003cp\u003e\n      The 400.810 focus optics ring fits directly to the compatible VisiLED Slim Ring Light and converts the illumination into a low-angle darkfield configuration.\n    \u003c\/p\u003e\n\n    \u003cp style=\"margin-bottom: 0;\"\u003e\n      No separate extension tube or mounting adapter is required.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- COMPATIBILITY --\u003e\n  \u003cdiv style=\"background: #fff8e8; border-left: 5px solid #d79b00; padding: 18px; margin: 24px 0;\"\u003e\n\n    \u003cstrong style=\"font-size: 18px; color: #805c00;\"\u003e\n      Compatible Only with the VisiLED Slim Ring Light\n    \u003c\/strong\u003e\n\n    \u003cp\u003e\n      SCHOTT P\/N 400.810 is designed specifically for use with the\n      \u003cstrong\u003eVisiLED Slim Ring Light – P\/N 400.150\u003c\/strong\u003e.\n    \u003c\/p\u003e\n\n    \u003cp style=\"margin-bottom: 0;\"\u003e\n      It is not intended as a universal darkfield accessory for other VisiLED ring-light models.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- APPLICATIONS --\u003e\n  \u003ch2 style=\"color: #0077b6; border-bottom: 2px solid #00a6d6; padding-bottom: 7px;\"\u003e\n    Typical Applications\n  \u003c\/h2\u003e\n\n  \u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin: 20px 0 28px 0;\"\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong\u003eIndustrial Inspection\u003c\/strong\u003e\u003cbr\u003e\n      Detect surface defects and manufacturing imperfections.\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong\u003ePrecision Components\u003c\/strong\u003e\u003cbr\u003e\n      Inspect polished and machined surfaces.\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong\u003eElectronics\u003c\/strong\u003e\u003cbr\u003e\n      Examine small components, edges and surface structures.\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"border: 1px solid #b9e3f4; border-radius: 8px; padding: 15px;\"\u003e\n      \u003cstrong\u003eContamination Detection\u003c\/strong\u003e\u003cbr\u003e\n      Highlight particles, fibres and surface contamination.\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- WORKING DISTANCE --\u003e\n  \u003ch2 style=\"color: #0077b6; border-bottom: 2px solid #00a6d6; padding-bottom: 7px;\"\u003e\n    Working Distance\n  \u003c\/h2\u003e\n\n  \u003cdiv style=\"background: #eef8fc; border: 1px solid #b9e3f4; border-radius: 10px; padding: 18px; margin-bottom: 28px;\"\u003e\n\n    \u003cp style=\"margin: 0;\"\u003e\n      The darkfield focus optics ring is designed for a free working distance of approximately\n      \u003cstrong\u003e5–20 mm\u003c\/strong\u003e. Check that your microscope objective and specimen arrangement can operate within this range.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- TECHNICAL RESOURCES --\u003e\n  \u003ch2 style=\"color: #0077b6; border-bottom: 2px solid #00a6d6; padding-bottom: 7px;\"\u003e\n    Technical Resources\n  \u003c\/h2\u003e\n\n  \u003cp\u003e\n    SCHOTT VisiLED brochures, system diagrams and operating information are available through the Auckland Scientific Technical Resource Centre.\n  \u003c\/p\u003e\n\n  \u003cdiv style=\"margin: 18px 0 28px 0;\"\u003e\n\n    \u003ca href=\"https:\/\/downloads.auckland-scientific.co.uk\/schott\/brochures\/\" target=\"_blank\" rel=\"noopener\" style=\"display: inline-block; background: #d9f0fa; border: 1px solid #0077b6; color: #005f91 !important; text-decoration: none; padding: 10px 16px; border-radius: 6px; font-weight: bold; margin: 4px 8px 4px 0;\"\u003e\n      SCHOTT Brochures \u0026amp; Datasheets\n    \u003c\/a\u003e\n\n    \u003ca href=\"https:\/\/downloads.auckland-scientific.co.uk\/schott\/manuals\/\" target=\"_blank\" rel=\"noopener\" style=\"display: inline-block; background: #d9f0fa; border: 1px solid #0077b6; color: #005f91 !important; text-decoration: none; padding: 10px 16px; border-radius: 6px; font-weight: bold; margin: 4px 8px 4px 0;\"\u003e\n      SCHOTT Manuals\n    \u003c\/a\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- SUPPORT --\u003e\n  \u003cdiv style=\"background: #f1f7ff; border-left: 5px solid #0077b6; padding: 20px; margin-top: 25px;\"\u003e\n\n    \u003ch2 style=\"color: #0077b6; margin-top: 0; border: 0; padding: 0;\"\u003e\n      Auckland Scientific – Application Support\n    \u003c\/h2\u003e\n\n    \u003cp style=\"margin-bottom: 0;\"\u003e\n      If you would like help determining whether darkfield illumination is suitable for your inspection application, contact Auckland Scientific with details of your microscope and specimen.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\n\n  \u003c!-- SMALL PRINT --\u003e\n  \u003cp style=\"font-size: 12px; color: #6b7280; margin-top: 20px;\"\u003e\n    Product specifications are subject to manufacturer changes. P\/N 400.810 is intended specifically for use with the SCHOTT VisiLED Slim Ring Light P\/N 400.150.\n  \u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Auckland Scientific Ltd","offers":[{"title":"Default Title","offer_id":59427097674053,"sku":"400.810","price":200.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1066\/1930\/6309\/files\/400.810.jpg?v=1789917182","url":"https:\/\/auckland-scientific.co.uk\/products\/schott-visiled-darkfield-focus-optics-ring-for-slim-ring-light-400-810","provider":"Auckland Scientific Ltd","version":"1.0","type":"link"}