{"product_id":"42mm-in-diameter-40mm-in-focal-length-concave-lens-optical-test-diy-prism","title":"42mm In Diameter -40mm In Focal Length Concave Lens Optical Test DIY Prism","description":"\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eMaterial: H-FZ1 optical glass material\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eSize: about 42x10mm\/1.65x0.39in\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eDimensional tolerance: ±0.1MM\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eFocal length: about -40mm\/-1.57in\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eCenter thickness tolerance: +-0.03\/0.1mm\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eAperture: 1-5\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003ePartial aperture: 0.2-0.5\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eDegree of finish: 40-20\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eEffective aperture: \u0026gt;90%\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eFeatures: \u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eConcave lens is an optical component used to focus or disperse light; with a negative focal length, it is used to diverge a beam of parallel light.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eThis product is widely used in various fields like scientific research, optoelectronic instruments, medical equipment, financial equipment, teaching equipment, semiconductors, optical communications, lighting, laser applications and solar power.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage Included: \u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1 x Concave Lens\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eDetails Pictures: \u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/B6\/C6\/da319b31-75f3-453a-bd8d-fb7354000778.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/16\/8C\/023c1554-0ec3-4378-80f8-ca5246378798.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/76\/FC\/f1acee0d-7263-4d1e-9b0d-001fa1745f28.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/BD\/4A\/91055c93-e849-4fc8-8c9d-9f338b67170c.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/CF\/69\/58a4a5e9-ca63-4c74-b7a2-e2f4c590c395.jpg\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/imgaz.staticbg.com\/images\/oaupload\/ser1\/banggood\/images\/67\/FB\/d8c71829-9bfb-428a-9881-7b7fa7a2d08d.jpg\"\u003e\n\u003c\/div\u003e","brand":"Electronic Pro","offers":[{"title":"Default Title","offer_id":37872269852867,"sku":"1588022","price":295.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/f1acee0d-7263-4d1e-9b0d-001fa1745f28.jpg?v=1609857621","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/42mm-in-diameter-40mm-in-focal-length-concave-lens-optical-test-diy-prism","provider":"Electronic Pro ","version":"1.0","type":"link"}