{"product_id":"dotmtx-opg-70x70-d3-75-s7-5","title":"3.75mm Dot Grid Target | Optical Glass | 70x70mm | Positive","description":"\u003cp\u003e3.75mm dot grid calibration target on optical glass for lens distortion measurement, camera calibration, machine vision setup, and optical system verification.\u003c\/p\u003e\u003cp\u003ePart number DOTMTX-OPG-70x70-D3.75-S7.5. External dimension 70x70mm, useful pattern area 60x60mm, dot size 3.75mm, pitch 7.5mm, array 7x7, accuracy ±5.0μm, Positive polarity.\u003c\/p\u003e","brand":"Fulteng - Optomechanical and Components","offers":[{"title":"Default Title","offer_id":50103441850591,"sku":"DOTMTX-OPG-70x70-D3.75-S7.5","price":12.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/7399\/3439\/files\/DOTMTX-OPG-70x70-D3.75-S7.5_77db91a9-3c4d-41cf-a06c-3ff302269b5e.png?v=1781094580","url":"https:\/\/www.fulteng.com\/products\/dotmtx-opg-70x70-d3-75-s7-5","provider":"Fulteng - Optomechanical and Components Workshop","version":"1.0","type":"link"}