IMAGE-FORMATION IN SCANNING MICROSCOPE
IMAGE-FORMATION IN SCANNING MICROSCOPE
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DOI:
10.1080/713819421
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发表时间:
1977-01-01
期刊:
影响因子:
--
通讯作者:
CHOUDHURY, A
中科院分区:
文献类型:
--
作者:
SHEPPARD, CJR;CHOUDHURY, A
Fourier imaging in the scanning microscope is considered. It is shown that there are two geometries of the microscope, which have been designated Type 1 and Type 2. Those of Type 1 exhibit identical imaging to the conventional microscope, whereas those of Type 2 (confocal microscopes) display various differences. Imaging of a single point object, two-point resolution and response to a straight edge are also considered. The effect of various arrangements using lenses with annular pupil functions is also discussed. It is found that Type 2 microscopes have improved imaging properties over conventional microscopes and that these may be further improved by use of one or two lenses with annular pupils.