{"id":5445,"date":"2026-08-07T06:55:34","date_gmt":"2026-08-06T21:55:34","guid":{"rendered":"https:\/\/www.aem.imr.tohoku.ac.jp\/?p=5445"},"modified":"2026-08-07T06:55:34","modified_gmt":"2026-08-06T21:55:34","slug":"jem-2100plus%ef%bc%9a%e7%85%a7%e5%b0%84%e7%b3%bb%e9%80%a3%e5%8b%95%e6%af%94%e8%aa%bf%e6%95%b4","status":"publish","type":"post","link":"https:\/\/www.aem.imr.tohoku.ac.jp\/en\/jem-2100plus%ef%bc%9a%e7%85%a7%e5%b0%84%e7%b3%bb%e9%80%a3%e5%8b%95%e6%af%94%e8%aa%bf%e6%95%b4\/","title":{"rendered":"JEM-2100Plus: Irradiation System Interlock Ratio Adjustment"},"content":{"rendered":"\n

Note: This page was translated by AI from the Japanese original. In case of any discrepancy, the Japanese version shall prevail.<\/em><\/p>\n\n\n\n

Original post date (Japanese version): June 22, 2024<\/em><\/p>\n\n\n\n

Tilt adjustment (Tilt 2-step deflection adjustment)<\/h3>\n\n\n

💡 Adjust the interlocking ratio of the focusing lens deflection coil so that the position does not change even if the incident electrons are beam-tilted.<\/p>\n\n\n

    \n
  1. [PANEL-R : Function : MAG1]In image observation mode<\/strong><\/span><\/li>\n\n\n
  2. [PANEL-R : MAG\/CAM L] Magnification setting<\/strong><\/span>Appropriate magnification (e.g. x40K)<\/li>\n\n\n
  3. beam centering<\/strong><\/span>\n
      \n
    1. [PANEL-L: BRIGHTNESS] Focus the beam.<\/li>\n\n\n
    2. [PANEL-L: SHIFT: BRIGHT TILT] or [TC: Alignment Panel: Deflector: Bright Tilt] Bright field irradiation mode selection<\/li>\n\n\n
    3. [PANEL-L\/R: SHIFT-X\/Y] Move the beam to the center of the fluorescent screen.<\/li>\n<\/ol>\n<\/li>\n\n\n
    4. Tilt 2-stage deflection adjustment mode selection<\/strong><\/span>\n
        \n
      1. [TEM Center: Top menu] Control \u2192 Alignment Panel\n
          \n
        1. The Alignment Panel (for JEM Administrators) is displayed.<\/li>\n<\/ol>\n<\/li>\n\n\n
        2. [TC: Alignment Panel: Compensator: Tilt] Tilt 2-stage deflection adjustment mode selection<\/li>\n<\/ol>\n<\/li>\n\n\n
        3. Tilt-X Wobbler on<\/strong><\/span>\n
            \n
          1. [TEM Center: Top menu] Control \u2192 Wobbler\n
              \n
            1. Wobbler Controller (for JEM Administrators) is displayed<\/li>\n\n\n
            2. [TC: Wobbler Controller : Tilt-X] On<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
            3. Tilt-X 2-stage deflection adjustment<\/strong><\/span>\n
                \n
              1. If the current ratio (Tilt-balance) adjustment is insufficient: the beam splits in the X direction\n
                  \n
                1. [PANEL-L\/R: DEF\/STIG-X<\/strong>]\u3000The two divided beams are superimposed into one.<\/li>\n<\/ol>\n<\/li>\n\n\n
                2. If the current ratio (Angle-balance) adjustment is insufficient: the beam splits in the Y direction\n
                    \n
                  1. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode selection<\/li>\n\n\n
                  2. [PANEL-L\/R: DEF\/STIG-X<\/strong>]\u3000The two divided beams are superimposed into one.<\/li>\n\n\n
                  3. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode Off<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                  4. Tilt-X Wobbler off<\/strong><\/span>\n
                      \n
                    1. [TC: Wobbler Controller : Tilt-X] Off<\/li>\n<\/ol>\n<\/li>\n\n\n
                    2. beam centering<\/strong><\/span>(if necessary)<\/span>\n
                        \n
                      1. [PANEL-L: BRIGHTNESS] Focus the beam.<\/li>\n\n\n
                      2. [PANEL-L: SHIFT: BRIGHT TILT] or [TC: Alignment Panel: Deflector: Bright Tilt] Bright field irradiation mode selection<\/li>\n\n\n
                      3. [PANEL-L\/R: SHIFT-X\/Y] Move the beam to the center of the fluorescent screen.<\/li>\n<\/ol>\n<\/li>\n\n\n
                      4. Tilt-Y Wobbler on<\/strong><\/span>\n
                          \n
                        1. [TEM Center: Top menu] Control \u2192 Wobbler\n
                            \n
                          1. Wobbler Controller (for JEM Administrators) is displayed<\/li>\n\n\n
                          2. [TC: Wobbler Controller : Tilt-Y] On<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                          3. Tilt-X 2-stage deflection adjustment<\/strong><\/span>\n
                              \n
                            1. If the current ratio (Tilt-balance) adjustment is insufficient: the beam splits in the Y direction\n
                                \n
                              1. [PANEL-L\/R: DEF\/STIG-Y] Overlap the two divided beams into one.<\/li>\n<\/ol>\n<\/li>\n\n\n
                              2. If the current ratio (Angle-balance) adjustment is insufficient: the beam splits in the X direction\n
                                  \n
                                1. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode selection<\/li>\n\n\n
                                2. [PANEL-L\/R: DEF\/STIG-Y] Overlap the two divided beams into one.<\/li>\n\n\n
                                3. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode Off<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                                4. Tilt-Y Wobbler off<\/strong><\/span>\n
                                    \n
                                  1. [TC: Wobbler Controller : Tilt-Y] Off<\/li>\n<\/ol>\n<\/li>\n\n\n
                                  2. beam centering<\/strong><\/span>(if necessary)<\/span>\n
                                      \n
                                    1. [PANEL-L: BRIGHTNESS] Focus the beam.<\/li>\n\n\n
                                    2. [PANEL-L: SHIFT: BRIGHT TILT] or [TC: Alignment Panel: Deflector: Bright Tilt] Bright field irradiation mode selection<\/li>\n\n\n
                                    3. [PANEL-L\/R: SHIFT-X\/Y] Move the beam to the center of the fluorescent screen.<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n

                                      Horizontal adjustment (Shift 2-step deflection adjustment)<\/h3>\n\n\n

                                      💡 Adjust the interlocking ratio of the focusing lens deflection coil so that the beam does not tilt when moving the cowstick spot on the sample (Beam-Shift).<\/p>\n\n\n

                                        \n
                                      1. [PANEL-R : Function : DIFF]Electron diffraction\u30e2\u30fc\u30c9\u4e2d<\/strong><\/span><\/li>\n\n\n
                                      2. [PANEL-R: MAG\/CAM L] Camera length setting Appropriate camera length magnification (e.g. 80cm)<\/li>\n\n\n
                                      3. Brightness adjustment<\/strong><\/span>\n
                                          \n
                                        1. [PANEL-L: BRIGHTNESS] Turn fully clockwise: Widen the beam<\/li>\n<\/ol>\n<\/li>\n\n\n
                                        2. DIFF Focus adjustment<\/strong><\/span>\n
                                            \n
                                          1. [PANEL-R: DIFF FOCUS] Display cowstick spot.<\/li>\n<\/ol>\n<\/li>\n\n\n
                                          2. Shift 2-stage deflection adjustment mode selection<\/strong><\/span>\n
                                              \n
                                            1. [TEM Center: Top menu] Control \u2192 Alignment Panel\n
                                                \n
                                              1. The Alignment Panel (for JEM Administrators) is displayed.<\/li>\n<\/ol>\n<\/li>\n\n\n
                                              2. [TC: Alignment Panel: Compensator: Shift] Shift 2-stage deflection adjustment mode selection<\/li>\n<\/ol>\n<\/li>\n\n\n
                                              3. Shift-X Wobbler on<\/strong><\/span>\n
                                                  \n
                                                1. [TEM Center: Top menu] Control \u2192 Wobbler\n
                                                    \n
                                                  1. Wobbler Controller (for JEM Administrators) is displayed<\/li>\n\n\n
                                                  2. [TC: Wobbler Controller : Shift-X] On<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                  3. Shift-X 2-step deflection adjustment<\/strong><\/span>\n
                                                      \n
                                                    1. If the current ratio (Shift-balance) adjustment is insufficient: the cowstick spot is divided in the X direction\n
                                                        \n
                                                      1. [PANEL-L\/R: DEF\/STIG-X<\/strong>] Overlap the two cow stick spots into one.<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                      2. If the current ratio (Angle-balance) adjustment is insufficient: the cowstick spot is divided in the Y direction\n
                                                          \n
                                                        1. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode selection<\/li>\n\n\n
                                                        2. [PANEL-L\/R: DEF\/STIG-X<\/strong>] Overlap the two cowstick spots into one.<\/li>\n\n\n
                                                        3. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode Off<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                        4. Shift-X Wobbler off<\/strong><\/span>\n
                                                            \n
                                                          1. [TC: Wobbler Controller : Shift-X] Off<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                          2. spot centering<\/strong><\/span>(if necessary)<\/span>\n
                                                              \n
                                                            1. [PANEL-L: DEF\/STIG: BRIGHT TILT] or [TC: Alignment Panel: Deflector: Bright Tilt] Bright field irradiation mode selection<\/li>\n\n\n
                                                            2. [PANEL-L\/R: DEF\/STIG-X\/Y] Adjust so that the cow stick spot and the center of the fluorescent screen match with Beam-Tilt.<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                            3. Shift-X Wobbler on<\/strong><\/span>\n
                                                                \n
                                                              1. [TEM Center: Top menu] Control \u2192 Wobbler\n
                                                                  \n
                                                                1. Wobbler Controller (for JEM Administrators) is displayed<\/li>\n\n\n
                                                                2. [TC: Wobbler Controller : Shift-X] On<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                3. Shift-X 2-step deflection adjustment<\/strong><\/span>\n
                                                                    \n
                                                                  1. If the current ratio (Shift-balance) adjustment is insufficient: the cowstick spot is divided in the X direction\n
                                                                      \n
                                                                    1. [PANEL-L\/R: DEF\/STIG-X<\/strong>] Overlap the two cow stick spots into one.<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                    2. If the current ratio (Angle-balance) adjustment is insufficient: the cowstick spot is divided in the Y direction\n
                                                                        \n
                                                                      1. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode selection<\/li>\n\n\n
                                                                      2. [PANEL-L\/R: DEF\/STIG-X<\/strong>] Overlap the two cow stick spots into one.<\/li>\n\n\n
                                                                      3. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode Off<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                      4. Shift-X Wobbler off<\/strong><\/span>\n
                                                                          \n
                                                                        1. [TC: Wobbler Controller : Shift-X] Off<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                        2. spot centering<\/strong><\/span>(if necessary)<\/span>\n
                                                                            \n
                                                                          1. [PANEL-L: DEF\/STIG: BRIGHT TILT] or [TC: Alignment Panel: Deflector: Bright Tilt] Bright field irradiation mode selection<\/li>\n\n\n
                                                                          2. [PANEL-L\/R: DEF\/STIG-X\/Y] Adjust so that the cow stick spot and the center of the fluorescent screen match with Beam-Tilt.<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                          3. Shift-Y Wobbler on<\/strong><\/span>\n
                                                                              \n
                                                                            1. [TEM Center: Top menu] Control \u2192 Wobbler\n
                                                                                \n
                                                                              1. Wobbler Controller (for JEM Administrators) is displayed<\/li>\n\n\n
                                                                              2. [TC: Wobbler Controller : Shift-Y] On<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                              3. Shift-Y 2-step deflection adjustment<\/strong><\/span>\n
                                                                                  \n
                                                                                1. If the current ratio (Shift-balance) adjustment is insufficient: the cowstick spot is divided in the Y direction\n
                                                                                    \n
                                                                                  1. [PANEL-L\/R: DEF\/STIG-Y] Overlap the two cow stick spots into one.<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                                  2. If the current ratio (Angle-balance) is insufficiently adjusted: the cowstick spot is divided in the X direction\n
                                                                                      \n
                                                                                    1. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode selection<\/li>\n\n\n
                                                                                    2. [PANEL-L\/R: DEF\/STIG-Y] Overlap the two cow stick spots into one.<\/li>\n\n\n
                                                                                    3. [TC: Alignment Panel: Compensator: Tilt] Angle 2-stage deflection adjustment mode Off<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                                    4. Shift-Y Wobbler off<\/strong><\/span>\n
                                                                                        \n
                                                                                      1. [TC: Wobbler Controller : Shift-Y] Off<\/li>\n<\/ol>\n<\/li>\n\n\n
                                                                                      2. spot centering<\/strong><\/span>\n
                                                                                          \n
                                                                                        1. [PANEL-L: DEF\/STIG: BRIGHT TILT] or [TC: Alignment Panel: Deflector: Bright Tilt] Bright field irradiation mode selection<\/li>\n\n\n
                                                                                        2. [PANEL-L\/R: DEF\/STIG-X\/Y] Adjust so that the cow stick spot and the center of the fluorescent screen match with Beam-Tilt.<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\n\n\n

                                                                                          *This post was created by an AI agent.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

                                                                                          Note: This page was translated by AI from the Japanese original. In case of any discrepancy, the Japanese version shall prevail. Original post date (Japanese version): June 22, 2024 Tilt adjustment (Tilt 2-step deflection adjustment) 💡 Adjust the interlocking ratio of the focusing lens deflection coil so that the position does not change even if … JEM-2100Plus: Irradiation System Interlock Ratio Adjustment<\/span><\/a><\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_locale":"en_US","_original_post":"https:\/\/www.aem.imr.tohoku.ac.jp\/?p=3208","footnotes":"","jetpack_post_was_ever_published":false},"categories":[1],"tags":[],"class_list":["post-5445","post","type-post","status-publish","format-standard","hentry","category-uncategorized","en-US"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/posts\/5445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/comments?post=5445"}],"version-history":[{"count":3,"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/posts\/5445\/revisions"}],"predecessor-version":[{"id":5799,"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/posts\/5445\/revisions\/5799"}],"wp:attachment":[{"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/media?parent=5445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/categories?post=5445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aem.imr.tohoku.ac.jp\/wp-json\/wp\/v2\/tags?post=5445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}