{"product_id":"cb-alu-520x400-b40-p480x360","title":"40mm Block Checkerboard Target | Aluminum | 520x400mm | Positive","description":"\u003cp\u003e40mm block checkerboard calibration target on aluminum for camera calibration, distortion analysis, optical alignment, and machine vision measurement workflows.\u003c\/p\u003e\u003cp\u003ePart number CB-ALU-520X400-B40-P480X360. External dimension 520x400mm, pattern size 480x360mm, block size 40mm, array 12x9, thickness 3.2mm, accuracy ±5μm, Positive polarity.\u003c\/p\u003e","brand":"Fulteng - Optomechanical and Components","offers":[{"title":"Default Title","offer_id":50122509746399,"sku":"CB-ALU-520X400-B40-P480X360","price":197.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7399\/3439\/files\/CB-ALU-520X400-B40-P480X360.png?v=1781654456","url":"https:\/\/www.fulteng.com\/zh-hant\/products\/cb-alu-520x400-b40-p480x360","provider":"Fulteng - Optomechanical and Components Workshop","version":"1.0","type":"link"}