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    SPIE International Day of Light Posters


    Each year since the inaugural International Day of Light, SPIE has created a poster that captures the beauty and wonder of light as well as sharing the importance of the applications of light and the celebration of IDL.

    Print the annual poster:

       • 2018 SPIE IDL Poster (also available in Spanish )

       • 2019 SPIE IDL Poster

       • 2020 SPIE IDL Poster

       • 2021 SPIE IDL Poster


    Or print these four-poster series:

       • One that answers What Is Light?

       • And one that shows how light addresses the UN's Sustainable Development Goals.