Hi,
I did calibrate the vignetting of my new
Sigma 12-24mm
f/4.5-5.6 EX DG ASPHERICAL HSM
lens and like to share my results.
Please find my lensdescription file in attachments.
regards
muellst
<lensdatabase>
<lens>
<maker>Sigma</maker>
<model>Sigma 12-24mm f/4.5-5.6 EX DG</model>
<mount>Sigma SA</mount>
<mount>Canon EF</mount>
<mount>Nikon F AF</mount>
<mount>Pentax KAF</mount>
<cropfactor>1.0</cropfactor>
<calibration>
<distortion model="ptlens" focal="12" a="0.004893" b="-0.019407"
c="0" />
<distortion model="ptlens" focal="15" a="0.005113" b="-0.014337"
c="0" />
<distortion model="ptlens" focal="17" a="0.005379" b="-0.013087"
c="0" />
<distortion model="ptlens" focal="19" a="0.006028" b="-0.012828"
c="0" />
<distortion model="ptlens" focal="21" a="0.00375" b="-0.007426"
c="0" />
<distortion model="ptlens" focal="24" a="0.002951" b="-0.004156"
c="0" />
<vignetting model="pa" focal="12" aperture="4.5" distance="0.25"
k1="-1.7694" k2="1.5716" k3="-0.7196" />
<vignetting model="pa" focal="12" aperture="4.5" distance="1000"
k1="-1.7694" k2="1.5716" k3="-0.7196" />
<vignetting model="pa" focal="12" aperture="5.6" distance="0.25"
k1="-1.0867" k2="0.1360" k3="0.0322" />
<vignetting model="pa" focal="12" aperture="5.6" distance="1000"
k1="-1.0867" k2="0.1360" k3="0.0322" />
<vignetting model="pa" focal="12" aperture="7.1" distance="0.25"
k1="-0.8460" k2="-0.0734" k3="0.0356" />
<vignetting model="pa" focal="12" aperture="7.1" distance="1000"
k1="-0.8460" k2="-0.0734" k3="0.0356" />
<vignetting model="pa" focal="12" aperture="11" distance="0.25"
k1="-1.0405" k2="0.9223" k3="-0.6610" />
<vignetting model="pa" focal="12" aperture="11" distance="1000"
k1="-1.0405" k2="0.9223" k3="-0.6610" />
<vignetting model="pa" focal="12" aperture="14" distance="0.25"
k1="-1.0605" k2="0.9463" k3="-0.6128" />
<vignetting model="pa" focal="12" aperture="14" distance="1000"
k1="-1.0605" k2="0.9463" k3="-0.6128" />
<vignetting model="pa" focal="12" aperture="18" distance="0.25"
k1="-1.0168" k2="0.7322" k3="-0.3758" />
<vignetting model="pa" focal="12" aperture="18" distance="1000"
k1="-1.0168" k2="0.7322" k3="-0.3758" />
<vignetting model="pa" focal="12" aperture="22" distance="0.25"
k1="-0.9658" k2="0.5245" k3="-0.1826" />
<vignetting model="pa" focal="12" aperture="22" distance="1000"
k1="-0.9658" k2="0.5245" k3="-0.1826" />
<vignetting model="pa" focal="13" aperture="5" distance="0.25"
k1="-1.8732" k2="1.9204" k3="-0.8997" />
<vignetting model="pa" focal="13" aperture="5" distance="1000"
k1="-1.8732" k2="1.9204" k3="-0.8997" />
<vignetting model="pa" focal="13" aperture="5.6" distance="0.25"
k1="-1.3386" k2="0.7388" k3="-0.1948" />
<vignetting model="pa" focal="13" aperture="5.6" distance="1000"
k1="-1.3386" k2="0.7388" k3="-0.1948" />
<vignetting model="pa" focal="13" aperture="6.3" distance="0.25"
k1="-1.0557" k2="0.1379" k3="0.1563" />
<vignetting model="pa" focal="13" aperture="6.3" distance="1000"
k1="-1.0557" k2="0.1379" k3="0.1563" />
<vignetting model="pa" focal="13" aperture="7.1" distance="0.25"
k1="-0.8943" k2="-0.1434" k3="0.2998" />
<vignetting model="pa" focal="13" aperture="7.1" distance="1000"
k1="-0.8943" k2="-0.1434" k3="0.2998" />
<vignetting model="pa" focal="13" aperture="8" distance="0.25"
k1="-0.8087" k2="-0.2016" k3="0.2927" />
<vignetting model="pa" focal="13" aperture="8" distance="1000"
k1="-0.8087" k2="-0.2016" k3="0.2927" />
<vignetting model="pa" focal="13" aperture="9" distance="0.25"
k1="-0.8063" k2="-0.0668" k3="0.1663" />
<vignetting model="pa" focal="13" aperture="9" distance="1000"
k1="-0.8063" k2="-0.0668" k3="0.1663" />
<vignetting model="pa" focal="13" aperture="10" distance="0.25"
k1="-0.8556" k2="0.1723" k3="-0.0112" />
<vignetting model="pa" focal="13" aperture="10" distance="1000"
k1="-0.8556" k2="0.1723" k3="-0.0112" />
<vignetting model="pa" focal="13" aperture="11" distance="0.25"
k1="-0.9047" k2="0.3641" k3="-0.1396" />
<vignetting model="pa" focal="13" aperture="11" distance="1000"
k1="-0.9047" k2="0.3641" k3="-0.1396" />
<vignetting model="pa" focal="13" aperture="13" distance="0.25"
k1="-0.9431" k2="0.4912" k3="-0.2116" />
<vignetting model="pa" focal="13" aperture="13" distance="1000"
k1="-0.9431" k2="0.4912" k3="-0.2116" />
<vignetting model="pa" focal="13" aperture="16" distance="0.25"
k1="-0.9697" k2="0.5450" k3="-0.2054" />
<vignetting model="pa" focal="13" aperture="16" distance="1000"
k1="-0.9697" k2="0.5450" k3="-0.2054" />
<vignetting model="pa" focal="13" aperture="18" distance="0.25"
k1="-0.9599" k2="0.4957" k3="-0.1502" />
<vignetting model="pa" focal="13" aperture="18" distance="1000"
k1="-0.9599" k2="0.4957" k3="-0.1502" />
<vignetting model="pa" focal="13" aperture="20" distance="0.25"
k1="-0.9570" k2="0.4624" k3="-0.1098" />
<vignetting model="pa" focal="13" aperture="20" distance="1000"
k1="-0.9570" k2="0.4624" k3="-0.1098" />
<vignetting model="pa" focal="13" aperture="22" distance="0.25"
k1="-0.9376" k2="0.3915" k3="-0.0465" />
<vignetting model="pa" focal="13" aperture="22" distance="1000"
k1="-0.9376" k2="0.3915" k3="-0.0465" />
<vignetting model="pa" focal="15" aperture="5" distance="0.25"
k1="-1.7717" k2="1.7622" k3="-0.7345" />
<vignetting model="pa" focal="15" aperture="5" distance="1000"
k1="-1.7717" k2="1.7622" k3="-0.7345" />
<vignetting model="pa" focal="15" aperture="5.6" distance="0.25"
k1="-1.4583" k2="1.0383" k3="-0.3027" />
<vignetting model="pa" focal="15" aperture="5.6" distance="1000"
k1="-1.4583" k2="1.0383" k3="-0.3027" />
<vignetting model="pa" focal="15" aperture="6.3" distance="0.25"
k1="-1.0236" k2="0.0966" k3="0.2259" />
<vignetting model="pa" focal="15" aperture="6.3" distance="1000"
k1="-1.0236" k2="0.0966" k3="0.2259" />
<vignetting model="pa" focal="15" aperture="7.1" distance="0.25"
k1="-0.8817" k2="-0.1458" k3="0.3330" />
<vignetting model="pa" focal="15" aperture="7.1" distance="1000"
k1="-0.8817" k2="-0.1458" k3="0.3330" />
<vignetting model="pa" focal="15" aperture="8" distance="0.25"
k1="-0.7884" k2="-0.2057" k3="0.3108" />
<vignetting model="pa" focal="15" aperture="8" distance="1000"
k1="-0.7884" k2="-0.2057" k3="0.3108" />
<vignetting model="pa" focal="15" aperture="9" distance="0.25"
k1="-0.7746" k2="-0.0312" k3="0.1358" />
<vignetting model="pa" focal="15" aperture="9" distance="1000"
k1="-0.7746" k2="-0.0312" k3="0.1358" />
<vignetting model="pa" focal="15" aperture="10" distance="0.25"
k1="-0.8058" k2="0.1344" k3="0.0115" />
<vignetting model="pa" focal="15" aperture="10" distance="1000"
k1="-0.8058" k2="0.1344" k3="0.0115" />
<vignetting model="pa" focal="15" aperture="11" distance="0.25"
k1="-0.8523" k2="0.3381" k3="-0.1321" />
<vignetting model="pa" focal="15" aperture="11" distance="1000"
k1="-0.8523" k2="0.3381" k3="-0.1321" />
<vignetting model="pa" focal="15" aperture="13" distance="0.25"
k1="-0.8964" k2="0.4876" k3="-0.2132" />
<vignetting model="pa" focal="15" aperture="13" distance="1000"
k1="-0.8964" k2="0.4876" k3="-0.2132" />
<vignetting model="pa" focal="15" aperture="14" distance="0.25"
k1="-0.9079" k2="0.5223" k3="-0.2247" />
<vignetting model="pa" focal="15" aperture="14" distance="1000"
k1="-0.9079" k2="0.5223" k3="-0.2247" />
<vignetting model="pa" focal="15" aperture="16" distance="0.25"
k1="-0.9061" k2="0.4892" k3="-0.1722" />
<vignetting model="pa" focal="15" aperture="16" distance="1000"
k1="-0.9061" k2="0.4892" k3="-0.1722" />
<vignetting model="pa" focal="15" aperture="18" distance="0.25"
k1="-0.8957" k2="0.4399" k3="-0.1161" />
<vignetting model="pa" focal="15" aperture="18" distance="1000"
k1="-0.8957" k2="0.4399" k3="-0.1161" />
<vignetting model="pa" focal="15" aperture="20" distance="0.25"
k1="-0.8873" k2="0.3937" k3="-0.0669" />
<vignetting model="pa" focal="15" aperture="20" distance="1000"
k1="-0.8873" k2="0.3937" k3="-0.0669" />
<vignetting model="pa" focal="15" aperture="25" distance="0.25"
k1="-0.8735" k2="0.3279" k3="-0.0060" />
<vignetting model="pa" focal="15" aperture="25" distance="1000"
k1="-0.8735" k2="0.3279" k3="-0.0060" />
<vignetting model="pa" focal="17" aperture="5" distance="0.25"
k1="-1.6712" k2="1.6519" k3="-0.6913" />
<vignetting model="pa" focal="17" aperture="5" distance="1000"
k1="-1.6712" k2="1.6519" k3="-0.6913" />
<vignetting model="pa" focal="17" aperture="5.6" distance="0.25"
k1="-1.4814" k2="1.2252" k3="-0.4385" />
<vignetting model="pa" focal="17" aperture="5.6" distance="1000"
k1="-1.4814" k2="1.2252" k3="-0.4385" />
<vignetting model="pa" focal="17" aperture="6.3" distance="0.25"
k1="-1.0361" k2="0.2284" k3="0.1350" />
<vignetting model="pa" focal="17" aperture="6.3" distance="1000"
k1="-1.0361" k2="0.2284" k3="0.1350" />
<vignetting model="pa" focal="17" aperture="7.1" distance="0.25"
k1="-0.9199" k2="0.0243" k3="0.2302" />
<vignetting model="pa" focal="17" aperture="7.1" distance="1000"
k1="-0.9199" k2="0.0243" k3="0.2302" />
<vignetting model="pa" focal="17" aperture="8" distance="0.25"
k1="-0.7710" k2="-0.1279" k3="0.2503" />
<vignetting model="pa" focal="17" aperture="8" distance="1000"
k1="-0.7710" k2="-0.1279" k3="0.2503" />
<vignetting model="pa" focal="17" aperture="9" distance="0.25"
k1="-0.7777" k2="0.0951" k3="0.0495" />
<vignetting model="pa" focal="17" aperture="9" distance="1000"
k1="-0.7777" k2="0.0951" k3="0.0495" />
<vignetting model="pa" focal="17" aperture="10" distance="0.25"
k1="-0.7702" k2="0.1267" k3="0.0172" />
<vignetting model="pa" focal="17" aperture="10" distance="1000"
k1="-0.7702" k2="0.1267" k3="0.0172" />
<vignetting model="pa" focal="17" aperture="11" distance="0.25"
k1="-0.8448" k2="0.4349" k3="-0.1953" />
<vignetting model="pa" focal="17" aperture="11" distance="1000"
k1="-0.8448" k2="0.4349" k3="-0.1953" />
<vignetting model="pa" focal="17" aperture="13" distance="0.25"
k1="-0.8777" k2="0.5346" k3="-0.2351" />
<vignetting model="pa" focal="17" aperture="13" distance="1000"
k1="-0.8777" k2="0.5346" k3="-0.2351" />
<vignetting model="pa" focal="17" aperture="14" distance="0.25"
k1="-0.8704" k2="0.5218" k3="-0.2172" />
<vignetting model="pa" focal="17" aperture="14" distance="1000"
k1="-0.8704" k2="0.5218" k3="-0.2172" />
<vignetting model="pa" focal="17" aperture="16" distance="0.25"
k1="-0.8619" k2="0.4560" k3="-0.1415" />
<vignetting model="pa" focal="17" aperture="16" distance="1000"
k1="-0.8619" k2="0.4560" k3="-0.1415" />
<vignetting model="pa" focal="17" aperture="18" distance="0.25"
k1="-0.8612" k2="0.4356" k3="-0.1049" />
<vignetting model="pa" focal="17" aperture="18" distance="1000"
k1="-0.8612" k2="0.4356" k3="-0.1049" />
<vignetting model="pa" focal="17" aperture="20" distance="0.25"
k1="-0.8368" k2="0.3479" k3="-0.0387" />
<vignetting model="pa" focal="17" aperture="20" distance="1000"
k1="-0.8368" k2="0.3479" k3="-0.0387" />
<vignetting model="pa" focal="17" aperture="25" distance="0.25"
k1="-0.8429" k2="0.3566" k3="-0.0403" />
<vignetting model="pa" focal="17" aperture="25" distance="1000"
k1="-0.8429" k2="0.3566" k3="-0.0403" />
<vignetting model="pa" focal="20" aperture="5.6" distance="0.25"
k1="-1.4876" k2="1.3747" k3="-0.5536" />
<vignetting model="pa" focal="20" aperture="5.6" distance="1000"
k1="-1.4876" k2="1.3747" k3="-0.5536" />
<vignetting model="pa" focal="20" aperture="6.3" distance="0.25"
k1="-1.0422" k2="0.3609" k3="0.0439" />
<vignetting model="pa" focal="20" aperture="6.3" distance="1000"
k1="-1.0422" k2="0.3609" k3="0.0439" />
<vignetting model="pa" focal="20" aperture="7.1" distance="0.25"
k1="-0.8406" k2="-0.0396" k3="0.2540" />
<vignetting model="pa" focal="20" aperture="7.1" distance="1000"
k1="-0.8406" k2="-0.0396" k3="0.2540" />
<vignetting model="pa" focal="20" aperture="8" distance="0.25"
k1="-0.7194" k2="-0.1188" k3="0.2317" />
<vignetting model="pa" focal="20" aperture="8" distance="1000"
k1="-0.7194" k2="-0.1188" k3="0.2317" />
<vignetting model="pa" focal="20" aperture="9" distance="0.25"
k1="-0.7023" k2="0.0091" k3="0.1014" />
<vignetting model="pa" focal="20" aperture="9" distance="1000"
k1="-0.7023" k2="0.0091" k3="0.1014" />
<vignetting model="pa" focal="20" aperture="10" distance="0.25"
k1="-0.7472" k2="0.2153" k3="-0.0471" />
<vignetting model="pa" focal="20" aperture="10" distance="1000"
k1="-0.7472" k2="0.2153" k3="-0.0471" />
<vignetting model="pa" focal="20" aperture="11" distance="0.25"
k1="-0.7991" k2="0.4256" k3="-0.1818" />
<vignetting model="pa" focal="20" aperture="11" distance="1000"
k1="-0.7991" k2="0.4256" k3="-0.1818" />
<vignetting model="pa" focal="20" aperture="13" distance="0.25"
k1="-0.8241" k2="0.4983" k3="-0.2086" />
<vignetting model="pa" focal="20" aperture="13" distance="1000"
k1="-0.8241" k2="0.4983" k3="-0.2086" />
<vignetting model="pa" focal="20" aperture="14" distance="0.25"
k1="-0.8094" k2="0.4441" k3="-0.1537" />
<vignetting model="pa" focal="20" aperture="14" distance="1000"
k1="-0.8094" k2="0.4441" k3="-0.1537" />
<vignetting model="pa" focal="20" aperture="16" distance="0.25"
k1="-0.7928" k2="0.3822" k3="-0.0872" />
<vignetting model="pa" focal="20" aperture="16" distance="1000"
k1="-0.7928" k2="0.3822" k3="-0.0872" />
<vignetting model="pa" focal="20" aperture="18" distance="0.25"
k1="-0.7822" k2="0.3323" k3="-0.0442" />
<vignetting model="pa" focal="20" aperture="18" distance="1000"
k1="-0.7822" k2="0.3323" k3="-0.0442" />
<vignetting model="pa" focal="20" aperture="20" distance="0.25"
k1="-0.7919" k2="0.3651" k3="-0.0639" />
<vignetting model="pa" focal="20" aperture="20" distance="1000"
k1="-0.7919" k2="0.3651" k3="-0.0639" />
<vignetting model="pa" focal="20" aperture="22" distance="0.25"
k1="-0.7887" k2="0.3400" k3="-0.0470" />
<vignetting model="pa" focal="20" aperture="22" distance="1000"
k1="-0.7887" k2="0.3400" k3="-0.0470" />
<vignetting model="pa" focal="20" aperture="25" distance="0.25"
k1="-0.8056" k2="0.3845" k3="-0.0731" />
<vignetting model="pa" focal="20" aperture="25" distance="1000"
k1="-0.8056" k2="0.3845" k3="-0.0731" />
<vignetting model="pa" focal="20" aperture="29" distance="0.25"
k1="-0.7907" k2="0.3370" k3="-0.0456" />
<vignetting model="pa" focal="20" aperture="29" distance="1000"
k1="-0.7907" k2="0.3370" k3="-0.0456" />
<vignetting model="pa" focal="24" aperture="5.6" distance="0.25"
k1="-1.3321" k2="1.1361" k3="-0.4297" />
<vignetting model="pa" focal="24" aperture="5.6" distance="1000"
k1="-1.3321" k2="1.1361" k3="-0.4297" />
<vignetting model="pa" focal="24" aperture="6.3" distance="0.25"
k1="-1.1956" k2="0.8120" k3="-0.2352" />
<vignetting model="pa" focal="24" aperture="6.3" distance="1000"
k1="-1.1956" k2="0.8120" k3="-0.2352" />
<vignetting model="pa" focal="24" aperture="7.1" distance="0.25"
k1="-0.8522" k2="0.0699" k3="0.1837" />
<vignetting model="pa" focal="24" aperture="7.1" distance="1000"
k1="-0.8522" k2="0.0699" k3="0.1837" />
<vignetting model="pa" focal="24" aperture="8" distance="0.25"
k1="-0.7048" k2="-0.1125" k3="0.2381" />
<vignetting model="pa" focal="24" aperture="8" distance="1000"
k1="-0.7048" k2="-0.1125" k3="0.2381" />
<vignetting model="pa" focal="24" aperture="9" distance="0.25"
k1="-0.6788" k2="-0.0057" k3="0.1216" />
<vignetting model="pa" focal="24" aperture="9" distance="1000"
k1="-0.6788" k2="-0.0057" k3="0.1216" />
<vignetting model="pa" focal="24" aperture="10" distance="0.25"
k1="-0.7379" k2="0.2645" k3="-0.0728" />
<vignetting model="pa" focal="24" aperture="10" distance="1000"
k1="-0.7379" k2="0.2645" k3="-0.0728" />
<vignetting model="pa" focal="24" aperture="11" distance="0.25"
k1="-0.7776" k2="0.4425" k3="-0.1865" />
<vignetting model="pa" focal="24" aperture="11" distance="1000"
k1="-0.7776" k2="0.4425" k3="-0.1865" />
<vignetting model="pa" focal="24" aperture="13" distance="0.25"
k1="-0.8024" k2="0.4952" k3="-0.1942" />
<vignetting model="pa" focal="24" aperture="13" distance="1000"
k1="-0.8024" k2="0.4952" k3="-0.1942" />
<vignetting model="pa" focal="24" aperture="14" distance="0.25"
k1="-0.7824" k2="0.4222" k3="-0.1222" />
<vignetting model="pa" focal="24" aperture="14" distance="1000"
k1="-0.7824" k2="0.4222" k3="-0.1222" />
<vignetting model="pa" focal="24" aperture="16" distance="0.25"
k1="-0.7849" k2="0.4025" k3="-0.0908" />
<vignetting model="pa" focal="24" aperture="16" distance="1000"
k1="-0.7849" k2="0.4025" k3="-0.0908" />
<vignetting model="pa" focal="24" aperture="18" distance="0.25"
k1="-0.7711" k2="0.3708" k3="-0.0715" />
<vignetting model="pa" focal="24" aperture="18" distance="1000"
k1="-0.7711" k2="0.3708" k3="-0.0715" />
<vignetting model="pa" focal="24" aperture="20" distance="0.25"
k1="-0.7837" k2="0.3962" k3="-0.0845" />
<vignetting model="pa" focal="24" aperture="20" distance="1000"
k1="-0.7837" k2="0.3962" k3="-0.0845" />
<vignetting model="pa" focal="24" aperture="22" distance="0.25"
k1="-0.7804" k2="0.3907" k3="-0.0832" />
<vignetting model="pa" focal="24" aperture="22" distance="1000"
k1="-0.7804" k2="0.3907" k3="-0.0832" />
<vignetting model="pa" focal="24" aperture="25" distance="0.25"
k1="-0.7893" k2="0.4084" k3="-0.0928" />
<vignetting model="pa" focal="24" aperture="25" distance="1000"
k1="-0.7893" k2="0.4084" k3="-0.0928" />
<vignetting model="pa" focal="24" aperture="29" distance="0.25"
k1="-0.7691" k2="0.3742" k3="-0.0778" />
<vignetting model="pa" focal="24" aperture="29" distance="1000"
k1="-0.7691" k2="0.3742" k3="-0.0778" />
</calibration>
</lens>
</lensdatabase>
------------------------------------------------------------------------------
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