Old TEM Basic Alignment Tutorial (With Spot Size Alignments)

Latest revised alignments: • NEWRI TEM tutorial
JEOL JEM1400 Plus
GENERAL ALIGNMENT - done once at start of session
0:09 Standard Focus
0:21 Locate beam
0:50 Beam Direction
01:50 BEAM SHIFT & CA Align
02:29 COND STIG
02:59 Spot Size Alignment
PRE IMAGING ALIGNMENT - done at every sample area
04:00 IMG WOB-Z FOCUS
05:34 HT WOB-BEAM TILT
06:37 Going to High Magnification (more than 100k)
07:27 Just before iTEM
ITEM
08:02 OBJ STIG (Method 1 less than 300k/RTFFT roundness method)
09:40 OBJ STIG (Method 2, when RTFFT circle cannot be seen)

[@toursandtravel5386]

could you please let me know what is CA alignment

[@RavinderSingh-em2wj]

Provide FEG TEM alignment .