MUMBAI, India, Jan. 9 -- Intellectual Property India has published a patent application (202511115492 A) filed by Nims University, Jaipur, Rajasthan, on Nov. 22, 2025, for 'optical reference ladder for image capture calibration.'

Inventor(s) include Akshat Pratap Singh; Gayatri Pandey; and Vaibhav Tamrakar.

The application for the patent was published on Jan. 9, under issue no. 02/2026.

According to the abstract released by the Intellectual Property India: "The present invention relates to a system (100) and method (200) for color calibration of mobile computing device cameras to ensure accurate and consistent color reproduction in varying lighting conditions. The system comprises a photonic calibration ladder (101) embedded within a str...