Presentation 2011-05-20
Holographic spatiotemporal lens
Yuki TATENUMA, Yoshinori HASHIZUME, Kouhei KIMURA, Satoshi HASEGAWA, Yoshio HAYASAKI,
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Abstract(in English) We propose a holographic spatiotemporal lens to improve spatial resolution of two-photon excitation spot as a new focusing technique of femtosecond laser pulse. Femtosecond laser pulses dispersed by a diffraction grating are irradiated to a chirped diffractive lens displayed on a spatial light modulator. The chirped diffractive lens has a spatially chirp of focal length for a design for its corresponding wavelength. The shortest pulse was experimentally obtained only at the focal plane. The pulse duration was also supported with a computer simulation.
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Keyword(in English) two-photon microscopy / diffractive optics / computer-generated hologram / spatiotemporal lens
Paper # LQE2011-8
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Committee LQE
Conference Date 2011/5/13(1days)
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Registration To Lasers and Quantum Electronics (LQE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Holographic spatiotemporal lens
Sub Title (in English)
Keyword(1) two-photon microscopy
Keyword(2) diffractive optics
Keyword(3) computer-generated hologram
Keyword(4) spatiotemporal lens
1st Author's Name Yuki TATENUMA
1st Author's Affiliation Center for Optical Research and Education (CORE), Utsunomiya University()
2nd Author's Name Yoshinori HASHIZUME
2nd Author's Affiliation Center for Optical Research and Education (CORE), Utsunomiya University
3rd Author's Name Kouhei KIMURA
3rd Author's Affiliation Center for Optical Research and Education (CORE), Utsunomiya University
4th Author's Name Satoshi HASEGAWA
4th Author's Affiliation Center for Optical Research and Education (CORE), Utsunomiya University
5th Author's Name Yoshio HAYASAKI
5th Author's Affiliation Center for Optical Research and Education (CORE), Utsunomiya University
Date 2011-05-20
Paper # LQE2011-8
Volume (vol) vol.111
Number (no) 56
Page pp.pp.-
#Pages 4
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