Rotation vs. Magnification
Philips CM12 - Transmission Electron Microscope
Materials Science and Engineering
Stony Brook University
       Magnification   06/02/94     10/18/94   12/12/95     12/14/95
                        (370mm)      (370mm)    (370mm)      (770mm)


Beam      6300x         12.5 CCW     12.0 CCW
Out       8000x          2   CW       2   CW
          10kx           4   CW       3   CW
With      13kx           2   CW       2.5 CW
Image                180 deg inv 
Fixed     17kx           7   CW       6   CW     5   CW       9   CW
                                  180 deg inv  180 deg inv 
          22kx         no picture     6.5 CW     6   CW       9.5 CW
Rotate    28kx           0            0.5 CCW    2   CCW      3   CW
The       35kx           3.0 CCW      2.0 CCW    3.5 CCW      1   CW      3   CW
Diff.     45kx           5.0 CW       5.0 CW                  8   CW
Pattern   60kx          11.0 CW      12.0 CW                 15   CW 
          75kx          17.5 CW      18.0 CW                 21   CW
         100kx          31.0 CW      31   CW                 34   CW
         125kx                       49   CW                 45   CW 
         160kx                       55   CW    52   CW      58   CW     54   CW
         200kx                                               71   CW 
         260kx                                  85   CW      90.5 CW     87.5 CW
         340kx                                              120   CW
         430kx                                              162   CW  




       Magnification   06/02/94     10/18/94   12/12/95     12/14/95
                        (370mm)      (370mm)    (370mm)      (770mm)
Beam 
Out       6300x         12.5 CW      12.0 CW
          8000x          2   CCW      2   CCW
With      10kx           4   CCW      3   CCW
Diff      13kx           2   CCW      2.5 CCW
Pattern              180 deg inv 
Fixed     17kx           7   CCW      6   CCW    5   CCW      9   CCW
                                  180 deg inv  180 deg inv 
          22kx         no picture     6.5 CW     6   CCW      9.5 CCW
Rotate    28kx           0            0.5 CW     2   CW       3   CCW
The       35kx           3.0 CW       2.0 CCW    3.5 CW       1   CCW     3   CCW
Image     45kx           5.0 CCW      5.0 CCW                 8   CCW
          60kx          11.0 CCW     12.0 CCW                15   CCW
          75kx          17.5 CCW     18.0 CCW                21   CCW
         100kx          31.0 CCW     31.0 CCW                34   CCW
         125kx                   42  49.0 CCW                45   CCW 
         160kx                       55.0 CW    52   CW      58   CCW    54   CCW
         200kx                       67.0 CCW                71   CCW
         260kx                       88.0 CCW   85   CW      90.5 CCW    87.5 CCW
         340kx                                              120   CCW
         430kx                                              162   CCW 


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07/13/98 JQ