{"product_id":"fr-h800","title":"AmScope FR-H800 Focus Block with 50mm Collar","description":"\u003cp\u003eThis is a focusing rack for zoom lenses such as the H800. The mounting collar has a 50mm diameter. The post mount has a 32mm diameter.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures \u0026amp; Specifications: \u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFocus gear with coarse focus and tension adjustment\u003c\/li\u003e\n\u003cli\u003eDiameter of annular ring holding microscope head: 50mm)\u003c\/li\u003e\n\u003cli\u003eDiameter of opening for stand post (arbor): 32mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"AmScope","offers":[{"title":"Default Title","offer_id":50831715860655,"sku":"FR-H800","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/7285\/6239\/files\/microscope-focus-rack-FR-H800-01.jpg?v=1793929420","url":"https:\/\/amscope.com\/products\/fr-h800","provider":"AmScope","version":"1.0","type":"link"}