JPH0481441U - - Google Patents
Info
- Publication number
- JPH0481441U JPH0481441U JP12621790U JP12621790U JPH0481441U JP H0481441 U JPH0481441 U JP H0481441U JP 12621790 U JP12621790 U JP 12621790U JP 12621790 U JP12621790 U JP 12621790U JP H0481441 U JPH0481441 U JP H0481441U
- Authority
- JP
- Japan
- Prior art keywords
- pole
- magnet
- electron beam
- outer diameter
- adjustment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010894 electron beam technology Methods 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 239000003292 glue Substances 0.000 description 1
Description
第１図は本考案の電子ビーム調整装置の１実施
例を示す正面図、第２図は同実施例の分解斜視図
、第３図は同実施例においてピユリテイ調整用２
極マグネツトを接着剤で固定した状態を示す正面
図、第４図は従来の電子ビーム調整装置の正面図
、第５図は従来の電子ビーム調整装置の分解斜視
図である。
１……ホルダー、２……螺子部、３……リング
支持体、４……ピユリテイ調整用２極マグネツト
、５，５′……リング状スペーサー、６……コン
バージエンス調整用６極マグネツト、７……リン
グ状スペーサー、８……コンバージエンス調整用
４極マグネツト、９……リング状スペーサー、１
０……ロツクリング、１１……締付けバンド、Ａ
……接着剤。
FIG. 1 is a front view showing an embodiment of the electron beam adjustment device of the present invention, FIG. 2 is an exploded perspective view of the same embodiment, and FIG.
FIG. 4 is a front view of a conventional electron beam adjusting device, and FIG. 5 is an exploded perspective view of the conventional electron beam adjusting device. DESCRIPTION OF SYMBOLS 1...Holder, 2...Screw part, 3...Ring support, 4...2-pole magnet for power adjustment, 5, 5'...Ring-shaped spacer, 6...6-pole magnet for convergence adjustment, 7 ...Ring-shaped spacer, 8...4-pole magnet for convergence adjustment, 9...Ring-shaped spacer, 1
0... Lock ring, 11... Tightening band, A
……glue.
Claims (1)
極及び４極マグネツトの順にそれぞれ１対ずつ装
着する電子ビーム調整装置において、ピユリテイ
調整用２極マグネツトとコンバージエンス調整用
６極及び４極マグネツトの間に装着されたリング
状スペーサーの外径をマグネツトの外径より２mm
以上大きくしたことを特徴とする電子ビーム調整
装置。 A two-pole magnet, 6
In an electron beam adjustment device in which a pair of pole and 4-pole magnets are installed in that order, the outer diameter of the ring-shaped spacer installed between the 2-pole magnet for purity adjustment and the 6-pole and 4-pole magnet for convergence adjustment is the magnet. 2mm from the outer diameter of
An electron beam adjustment device characterized by being larger than the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12621790U JPH0481441U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12621790U JPH0481441U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0481441U true JPH0481441U (en) | 1992-07-15 |
Family
ID=31873781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12621790U Pending JPH0481441U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0481441U (en) |
-
1990
- 1990-11-27 JP JP12621790U patent/JPH0481441U/ja active Pending