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专利名称:CONFOCAL SPECTROMETER WITH
ASTIGMATIC APERTURING
发明人:DECK, FRANCIS, J.申请号:US20070725申请日:20070629
公开号:WO2008008654A3公开日:20080918
摘要:A confocal spectrometer provides astigmatic optics which supply a
monochromator or spectrograph with the image of a sample, with the astigmatic opticsthereby providing separate first and second (tangential and sagittal) focal planes for theimage. The monochromator/spectrograph has an entrance slit (120) oriented along oneof the focal planes, and this slit defines the spectral resolution of the
monochromator/spectrograph and the field of view of the sample in one direction (in onefocal plane). A supplemental slit (132) is situated outside the
monochromator/spectrograph adjacent the entrance slit, with the supplemental slitbeing oriented along the other focal plane. The supplemental slit therefore defines thefield of view of the sample in a perpendicular direction (in the other focal plane) Byvarying the width of the supplemental and/or entrance slits (132, 120), one may easilyachieve the desired field of view.
申请人:THERMO ELECTRON SCIENTIFIC INSTRUMENTS LLC,DECK, FRANCIS, J.
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