1 - 10 of 12 Search Results for donut
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5.
STEDMicroscopy LFW
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…a confocal aperture. Specifically, a phase mask is used to produce a focal intensity distribution with one or more zero-intensity points such as a donut-shaped beam with a dark (zero intensity) center (see Fig. 1). The STED laser wavelength is centered at a longer wavelength than the excitation laser…
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http://www.laserfocusworld.com/articles/print/volume-48/issue-0
(PAGE 2 OF 6)
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…confocal aperture. Specifically, a phase mask is used to produce a focal intensity distribution with one or more zero-intensity points such as a donut-shaped beam with a dark (zero intensity) center (see Fig. 1). The STED laser wavelength is centered at a longer wavelength than the excitation…
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8.
Microsoft Word - Understand Different Laser Beam Rev 1 Final.doc
(PAGE 1 OF 5)
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…one beam features a Gaussian or near-Gaussian profile (maximum intensity in the beam center), while the other beam features a so-called donut profile (very little power in the beam center). Theory can sometimes predict the behavior of a beam, but manufacturing tolerances in…
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9.
Microsoft Word - FUN_12_R_DELMDAHL_revised.doc
(PAGE 2 OF 4)
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…inappropriate gaussian beam profile instead of a flat-top profile as well as temperature-induced polarization and thermal lensing effect create donut-shaped beam profile and lateral distortions (see Fig. 3). Figure 3 Typical spatial beam distributions of high pulse energy excimer (left…
Related Searches: 213nm | flashlamp
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10.
Microsoft Word - FUN_12_R_DELMDAHL_revised.doc
(PAGE 2 OF 4)
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…inappropriate gaussian beam profile instead of a flat-top profile as well as temperature-induced polarization and thermal lensing effect create donut-shaped beam profile and lateral distortions (see Fig. 3). Figure 3 Typical spatial beam distributions of high pulse energy excimer (left…
Related Searches: flashlamp | 213nm
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