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Tecnai on-line help manual -- Options - UT Southwestern

Tecnai on-line help manual -- Options - UT Southwestern

Tecnai on-line help manual -- Options - UT Southwestern

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<str<strong>on</strong>g>Tecnai</str<strong>on</strong>g> <strong>on</strong>-<strong>line</strong> <strong>help</strong> Opti<strong>on</strong>s 44Opti<strong>on</strong>s Software versi<strong>on</strong> 2exist after inserti<strong>on</strong> of the m<strong>on</strong>tage data, the excess <strong>line</strong>s will be lost and not restored afterwards). Afterthe exposure procedure is stopped, the film text is restored to its original setting (minus any excess <strong>line</strong>slost).Exposures that have been recorded will have their plate exposure numbered entered in the list and, ifsufficient space is available, their label <strong>on</strong> the screen is also replaced by the exposure number. IF theexposures are recorded <strong>on</strong> a CCD camera the exposure numbers given are 'CCD1', 'CCD2', etc.Note: While exposing (both automatic and <strong>manual</strong>), the program uses a backlash correcti<strong>on</strong> procedureto make the positi<strong>on</strong>ing the exposures more accurate. However, because the backlash correcti<strong>on</strong>(probably) wasn't d<strong>on</strong>e during definiti<strong>on</strong> of the boundaries, there may be a systematic shift of the wholepattern of exposures of up to about 500 nm. For m<strong>on</strong>tages at high magnificati<strong>on</strong>s it is important thereforeto check the exposure locati<strong>on</strong>s (e.g. go to selected exposure locati<strong>on</strong>s through their hyperlabels),especially if the edge of the area covered by the exposures is close (less than 1 um) to the intendedphotom<strong>on</strong>tage area.

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