| 摘要 |
PCT No. PCT/FR87/00512 Sec. 371 Date Aug. 2, 1989 Sec. 102(e) Date Aug. 2, 1989 PCT Filed Dec. 23, 1987 PCT Pub. No. WO88/05167 PCT Pub. Date Jul. 14, 1988.Corrector device for correcting unhomogeneities of the magnetic field produced by a magnet, said device applying a principle of correction of the field by means of one of a plurality of magnetic elements in a manner which is much simpler and quicker than in the prior art. To this effect, the corrector device of the invention comprises premachined openings which are intended to house a magnetic element and comprises means to maintain confound a longitudinal axis of the magnetic element and a longitudinal axis of the opening, independently of the value of the cross-section of the magnetic element.
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