Temperature calibration - Laytec
Temperature calibration - Laytec
Temperature calibration - Laytec
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Viewports<br />
CCS/CRIUS viewports<br />
experiment:<br />
• using a black body<br />
calibrated EpiTT<br />
• measuring identical<br />
temperature ramps<br />
through 5 nominal<br />
identical viewports of<br />
"new type"<br />
• comparing to one "old<br />
type" viewport<br />
about 40K variation!<br />
T Py /°C<br />
950<br />
900<br />
850<br />
800<br />
T 950<br />
T bb<br />
viewport comparison<br />
750<br />
750 800 850 900 950<br />
T bb /°C<br />
23 June 2009 <strong>Temperature</strong> <strong>calibration</strong><br />
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