Description: Obtaining the New Optimal Camera Matrix is a fundamental process in camera calibration, which refers to determining the intrinsic and extrinsic parameters of a camera. This process involves calculating a new camera matrix that optimizes the representation of the captured image, taking into account a free scale parameter. The camera matrix is essential for correcting optical distortions and improving the accuracy of three-dimensional scene reconstruction from two-dimensional images. Camera calibration is crucial in applications such as computer vision and robotics, where an accurate representation of scene geometry is required. By obtaining a new optimal camera matrix, the goal is to minimize reprojection error, meaning that the 3D points projected onto the 2D image align as closely as possible with the observed points. This process not only enhances image quality but is also vital for applications in augmented reality and photogrammetry, where precision in capturing and representing visual data is essential. Calibration can be performed using various calibration patterns and algorithms that efficiently adjust camera parameters, ensuring that the new matrix accurately reflects the optical characteristics of the capture system.