<lensdatabase version="1">
    <lens>
        <maker>Soligor</maker>
        <model>MC Soligor C/D Wide-Auto 1:2.8 f=24mm</model>
        <mount>Pentax KAF2</mount>
        <cropfactor>1.531</cropfactor>
        <calibration>
            <!-- Taken with Pentax K100D -->
            <distortion model="ptlens" focal="24" a="0.00094" b="-0.00031" c="-0.02187"/>
            <tca model="poly3" focal="24" br="-0.0001490" vr="1.0007959" bb="0.0001683" vb="0.9994169"/>
        </calibration>
    </lens>
</lensdatabase>
