Difference between revisions of "Angle of astigmatism convention"
(Created page with "The angle of astigmatism as is it is defined in [https://bio3d.colorado.edu/imod/ IMOD] and [https://github.com/turonova/novaCTF/wiki novaCTF] differes from the convention use...")
Revision as of 18:59, 30 January 2019
The angle of astigmatism as is it is defined in IMOD and novaCTF differes from the convention used in CTFFIND4. This difference should be considered when the defocus was estimated in CTFFIND4 and is then used in IMOD or nocaCTF (novaCTF has also the option to read CTFFIND4 output file). The angle of astigmatism in IMOD is equal to the angle in CTFFIND4 plus 90 degrees: