{"product_id":"coherent-obis-637-laser-head-639nm-140-180mw-1196625","title":"COHERENT OBIS 637 Laser Head 1196625 Rev. AB 639nm 140-180mW","description":"\u003cp data-start=\"100\" data-end=\"164\"\u003e\u003cstrong data-start=\"100\" data-end=\"164\"\u003eCOHERENT OBIS 637 Laser Head 1196625 Rev. AB 639nm 140–180mW\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"166\" data-end=\"561\"\u003eThe Coherent OBIS 637 Laser Head is a precision-engineered diode laser module designed for high-performance scientific, biomedical, and industrial applications. Operating at a wavelength of 639 nm, this laser delivers stable and efficient red light output with power levels ranging from 140 to 180 mW, making it ideal for fluorescence excitation, imaging systems, and analytical instrumentation.\u003c\/p\u003e\n\u003cp data-start=\"563\" data-end=\"863\"\u003eBuilt with Coherent’s OBIS platform, the unit features integrated beam conditioning optics, thermal management, and a compact, rugged housing. The module includes a mechanical shutter interface for controlled beam output and safety compliance, along with status indication for operational monitoring.\u003c\/p\u003e\n\u003cp data-start=\"865\" data-end=\"887\"\u003e\u003cstrong data-start=\"865\" data-end=\"887\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"889\" data-end=\"1354\"\u003e\n\u003cli data-section-id=\"e5z4ew\" data-start=\"889\" data-end=\"912\"\u003e\n\u003cstrong data-start=\"891\" data-end=\"901\"\u003eModel:\u003c\/strong\u003e OBIS 637\u003c\/li\u003e\n\u003cli data-section-id=\"fg5pxw\" data-start=\"913\" data-end=\"949\"\u003e\n\u003cstrong data-start=\"915\" data-end=\"931\"\u003ePart Number:\u003c\/strong\u003e 1196625 Rev. AB\u003c\/li\u003e\n\u003cli data-section-id=\"j1g4q7\" data-start=\"950\" data-end=\"988\"\u003e\n\u003cstrong data-start=\"952\" data-end=\"967\"\u003eWavelength:\u003c\/strong\u003e 639 nm (red laser)\u003c\/li\u003e\n\u003cli data-section-id=\"o49ziv\" data-start=\"989\" data-end=\"1021\"\u003e\n\u003cstrong data-start=\"991\" data-end=\"1008\"\u003eOutput Power:\u003c\/strong\u003e 140–180 mW\u003c\/li\u003e\n\u003cli data-section-id=\"grt2gj\" data-start=\"1022\" data-end=\"1060\"\u003e\n\u003cstrong data-start=\"1024\" data-end=\"1039\"\u003eLaser Type:\u003c\/strong\u003e Diode laser module\u003c\/li\u003e\n\u003cli data-section-id=\"16kzcgb\" data-start=\"1061\" data-end=\"1111\"\u003e\n\u003cstrong data-start=\"1063\" data-end=\"1080\"\u003eBeam Control:\u003c\/strong\u003e Integrated shutter mechanism\u003c\/li\u003e\n\u003cli data-section-id=\"x12v76\" data-start=\"1112\" data-end=\"1183\"\u003e\n\u003cstrong data-start=\"1114\" data-end=\"1126\"\u003eCooling:\u003c\/strong\u003e Passive\/active thermal management (platform dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"1g2jx4b\" data-start=\"1184\" data-end=\"1253\"\u003e\n\u003cstrong data-start=\"1186\" data-end=\"1198\"\u003eHousing:\u003c\/strong\u003e Compact metal enclosure for stability and durability\u003c\/li\u003e\n\u003cli data-section-id=\"1m04gjp\" data-start=\"1254\" data-end=\"1354\"\u003e\n\u003cstrong data-start=\"1256\" data-end=\"1272\"\u003eApplication:\u003c\/strong\u003e Fluorescence microscopy, flow cytometry, biomedical imaging, analytical systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1356\" data-end=\"1521\"\u003eEngineered for precision and long-term stability, this OBIS laser head delivers consistent optical performance for demanding laboratory and integration environments.\u003c\/p\u003e","brand":"GoldGreenMetal","offers":[{"title":"Default Title","offer_id":51319841718568,"sku":"A3-2020","price":215.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/4673\/2584\/files\/32_5bf83767-4613-48f2-a773-f8824c5becfd.jpg?v=1767719215","url":"https:\/\/www.goldgreenmetal.com\/products\/coherent-obis-637-laser-head-639nm-140-180mw-1196625","provider":"GoldGreenMetal","version":"1.0","type":"link"}