Log Book Entry No.47

Created: 23 Jul 2014 17:13:59

Last Revised: 24 Jul 2014 10:26:30

JoeCooper

Spectrometer Focus Data Set

Spectrometer Focus

By changing the distance of the camera, will find the focal point of the emission lines. Along with this the best exposure rate will be found as a reference for later students.

First data set contains a range of distances with an exposure rate of 0.5s

Range: 25mm - 16mm

For the next three data sets the range was shortened so as to save a bit of time. The exposure rates recorded where 0.3s, 0.2s, 0.12s

Camera: SBIG ST-7E

Temperature: 0 deg C

Range: 23mm - 17mm

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