The Fisher Scientific™ Abbe Bench-top Refractometer measures refractive indices of liquid and solid samples at D-line (589nm), featuring a combination of the Brix and refractive index (nD) ...
OpenCV 3.2, which is the version in Ubuntu 18.04, has a buggy ArUco board pose detector. Do not expect adequate results if you are using an ArUco board with OpenCV 3.2. MoveIt Calibration supports ...