Patents Assigned to SCL. , LTD
  • High-efficiency lighting device with reduced blue light
    Patent number: 11828975
    Abstract: A lighting device capable of maintaining high efficiency while reducing blue light. The lighting device includes: a first light source; and a second light source having lower light efficiency than the first light source and having a lower light intensity than the first light source in a blue light wavelength region, in which power is supplied to the first light source and the second light source so that a ratio of power consumption of the first light source to power consumption of the second light source becomes 1:n, and n is greater than 1.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: November 28, 2023
    Assignee: SCL. , LTD
    Inventor: Jae Jin Yun