<lensdatabase version="1">

    <camera>
        <maker>GoPro</maker>
        <model>HD2</model>
        <mount>goProHero</mount>
        <cropfactor>6.4</cropfactor>
    </camera>

    <camera>
        <maker>GoPro</maker>
        <model>HERO4 Silver</model>
        <mount>goProHero4</mount>
        <cropfactor>7.66</cropfactor>
    </camera>

    <camera>
        <maker>DJI</maker>
        <model>Phantom Vision FC200</model>
        <mount>dijPhantomVisionFC200</mount>
        <cropfactor>6</cropfactor>
    </camera>

    <lens>
        <maker>GoPro</maker>
        <model>HD2 &amp; compatibles</model>
        <model lang="en">fixed lens</model>
        <model lang="de">festes Objektiv</model>
        <mount>goProHero</mount>
        <type>fisheye</type>
        <cropfactor>6.4</cropfactor>
        <aspect-ratio>4:3</aspect-ratio>
        <calibration>
            <distortion model="ptlens" focal="2.5" a="-0.07664" b="0.21934" c="-0.10671" />
        </calibration>
    </lens>

    <lens>
        <maker>DJI</maker>
        <model>Phantom Vision FC200 &amp; compatibles</model>
        <model lang="en">fixed lens</model>
        <model lang="de">festes Objektiv</model>
        <mount>dijPhantomVisionFC200</mount>
        <cropfactor>6</cropfactor>
        <type>equisolid</type>
        <aspect-ratio>4:3</aspect-ratio>
        <calibration>
            <distortion model="ptlens" focal="5" a="0.02707" b="-0.10021" c="-0.09787" />
            <tca model="poly3" focal="5" vr="1.0002" vb="1.0007" />
        </calibration>
    </lens>

    <lens>
        <maker>GoPro</maker>
        <model>HERO4</model>
        <model lang="en">fixed lens</model>
        <model lang="de">festes Objektiv</model>
        <mount>goProHero4</mount>
        <cropfactor>7.66</cropfactor>
        <type>equisolid</type>
        <aspect-ratio>4:3</aspect-ratio>
        <calibration>
            <distortion model="ptlens" focal="3" a="0.03183" b="-0.11592" c="0" />
        </calibration>
    </lens>

</lensdatabase>