<lensdatabase>

    <mount>
        <name>Contax/Yashica</name>
        <compat>M42</compat>
        <compat>Generic</compat>
    </mount>

    <camera>
        <maker>Contax</maker>
        <model>35mm film: full frame</model>
        <mount>Contax/Yashica</mount>
        <cropfactor>1.0</cropfactor>
    </camera>

    <lens>
        <maker>Contax</maker>
        <model>Zeiss 21mm f/2.8 Distagon</model>
        <mount>Contax/Yashica</mount>
        <cropfactor>1.0</cropfactor>
        <calibration>
            <distortion model="ptlens" focal="21" a="0.021925" b="-0.043445" c="0" />
        </calibration>
    </lens>

    <lens>
        <maker>Contax</maker>
        <model>Zeiss 28mm f/2.8 Distagon</model>
        <mount>Contax/Yashica</mount>
        <cropfactor>1.0</cropfactor>
        <calibration>
            <distortion model="ptlens" focal="28" a="0.007448" b="-0.019182" c="0" />
        </calibration>
    </lens>

</lensdatabase>
