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Solar Simulators: modifications for testing with visible light.

H C Wulf, H Brodthagen

    Acta Dermato-Venereologica
    |January 1, 1983
    PubMed
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    The modified Berger Solar Simulator can now test patient sensitivity to both ultraviolet and visible light. This upgrade enhances photodiagnostic capabilities for light-sensitive individuals.

    Area of Science:

    • Medical Physics
    • Photobiology
    • Dermatology

    Background:

    • The Berger Solar Simulator is a device for testing ultraviolet (UV) light sensitivity in patients.
    • Previous versions were limited to UV light testing.

    Purpose of the Study:

    • To modify the Berger Solar Simulator for expanded testing capabilities.
    • To enable testing of patient sensitivity to both UV and visible light spectra.

    Main Methods:

    • Replaced the dichroic mirror with a beam splitter (BSP 580).
    • Integrated a WG 340 filter to allow light transmission between 340-565 nm.
    • Utilized Wratten 12 (500-565 nm) or Wratten 2B (400-565 nm) filters for spectrum subdivision.
    • Incorporated a KG3 filter to exclude infrared radiation.

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    Main Results:

    • The modified simulator successfully accommodates both UV and visible light testing.
    • Specific spectral ranges within the visible spectrum can be isolated for targeted testing.
    • Infrared radiation is effectively excluded, ensuring accurate light sensitivity assessments.

    Conclusions:

    • The modified Berger Solar Simulator provides a versatile tool for photodiagnostic testing.
    • This upgrade broadens the scope of light sensitivity assessments for various patient conditions.
    • The device facilitates more precise evaluation of patient responses to specific light wavelengths.