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    • SpotOptics

    Padova, (PD) 35128

    COMPANY OVERVIEW

    About SpotOptics

    Contact

    Via Turazza 48
    Padova, (PD) 35128
    Italy
    http://www.spotoptics.com
    39-049-807-8529

    More Info on SpotOptics

    Manufactures Shack-Hartmann wavefront sensors for testing optical elements and lasers for the laboratory and production environment. Wavelength range covered: 193nm to 10.6microns, including high-power lasers. Specialized in off-axis testing.

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    Articles

    FIGURE 1. Five Shack-Hartmann wavefront sensors-one on-axis and four off-axis-measure the quality of mobile-phone camera lenses. Light from a multipinhole light source is used to illuminate the lens, and the five cameras record the spot patterns. A calibration image is taken using parallel light from a high-quality lens. After analysis, the good and bad lenses are automatically sorted out. The whole operation takes less than five seconds. The off-axis angles can be defined by the user.
    Optics

    TEST & MEASUREMENT: Wavefront sensing goes off-axis

    A new generation of diagnostic instruments based on the Shack-Hartmann method can be used to measure the optical quality of single or complex lenses, measuring on-axis as well...

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