{"product_id":"da021","title":"DA021","description":"\u003ch3 class=\"product-name\"\u003eTarget Grid Distortion on Film\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eUseful for measuring Video System distortion. Known dot diameters and spacing used to quantify Image field Actual distances versus Predicted distances. Corrections result for image processing or direct readings.\u003cbr\u003e\u003cbr\u003ePattern: Five (5) square dot arrays on 8” X 10” white film.\u003cbr\u003e(1) Dot spacing: 6.00mm. Dot dia.: 3.00mm. Square length (center to center): 150.00mm\u003cbr\u003e(2) Dot spacing: 3.00mm. Dot dia.: 1.50mm. Square length (center to center): 102.00mm.\u003cbr\u003e(3) Dot spacing: 1.50mm Dot dia.: 0.75mm. Square length (center to center): 72.00mm.\u003cbr\u003e(4) Dot spacing: 1.00mm. Dot dia.: 0.50mm. Square length (center to center): 48.00mm.\u003cbr\u003e(5) Dot spacing: 0.50mm. Dot dia.: 0.25mm. Square length (center to center): 24.00mm.\u003cbr\u003e\u003cbr\u003eMaterial: White film with black emulsion dots for high contrast. \u003cb\u003eIncludes N.I.S.T. Traceable Certificate of Accuracy.\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0726\/7477\/1081\/files\/DA021.pdf?v=1766426666\"\u003eClick here to download drawing\u003c\/a\u003e\u003c\/div\u003e","brand":"Max Levy","offers":[{"title":"Default Title","offer_id":45084988014729,"sku":null,"price":1315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/7477\/1081\/files\/DotDistTarget_1_44403082-ccdf-458f-af30-54a8264b2753.jpg?v=1766426207","url":"https:\/\/maxlevy.com\/products\/da021","provider":"Max Levy","version":"1.0","type":"link"}