{"title":"Composite boards","description":"\u003cp\u003eRigid aluminium composite calibration boards, 200–1200 mm. Checkerboard, ChArUco, AprilGrid and dot patterns. Inspection report, datasheet and pattern files with every board.\u003c\/p\u003e","products":[{"product_id":"checkerboard-composite","title":"Checkerboard calibration target — composite","description":"\u003cp\u003eAluminium\/LDPE composite, 6 mm. UV-printed matte pattern. Feature tolerance 0.3 mm + 0.2 mm\/m. 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UV-printed matte finish. Feature tolerance 0.3 mm + 0.2 mm\/m. 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