Patents Assigned to Spec-Imaging AB
  • Grating for optical measurements, an assembly for measurements of one or more optical parameters of a medium and a method of using the assembly
    Patent number: 12680948
    Abstract: The disclosure relates to a grating for optical measurements comprising: a base plate extending in a plane in two spatial directions; a plural number q of periodic patterns, each with a surface and space periodic wave optical mask and each with a different interval frequency; wherein the periodic patterns are arranged adjacent each other in the base plate. The disclosure further relates to a grating, an assembly for measurements of one or more optical parameters of a medium and a method of using the assembly.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: July 14, 2026
    Assignee: Spec-Imaging AB
    Inventor: Edouard Jean Jacques Berrocal