• Chinese Optics Letters
  • Vol. 16, Issue 11, 111801 (2018)
Suhui Deng1、2, Yiping Xiao1, Jie Hu1, Jianfang Chen3, Yuhao Wang1, and Mingping Liu1、*
Author Affiliations
  • 1School of Information Engineering, Nanchang University, Nanchang 330031, China
  • 2Division of Physical Biology, Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
  • 3Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
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    DOI: 10.3788/COL201816.111801 Cite this Article Set citation alerts
    Suhui Deng, Yiping Xiao, Jie Hu, Jianfang Chen, Yuhao Wang, Mingping Liu. Sidelobe suppression in light-sheet fluorescence microscopy with Bessel beam plane illumination using subtractive imaging[J]. Chinese Optics Letters, 2018, 16(11): 111801 Copy Citation Text show less

    Abstract

    The fluorescence from the out-of-focus region excited by the sidelobes of a Bessel beam is the major concern for light-sheet fluorescence microscopy (LSFM) with Bessel beam plane illumination. Here, we propose a method of applying the subtractive imaging to overcome the limitation of the conventional LSFM with Bessel beam plane illumination. In the proposed method, the sample is imaged twice by line scanning using the extended solid Bessel beam and the ring-like Bessel beam. By subtracting between the two images with similar out-of-focus blur, the improved image quality with the suppression of the Bessel beam sidelobes and enhanced sectioning ability with improved contrast are demonstrated.
    PSFeff=PSF1γ×PSF2,(1)

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    PSF1=PSFsolid(λexc)×PSFdet(λdet),(2)

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    PSF2=PSFringlike(λexc)×PSFdet(λdet),(3)

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    E(x,y,z)=(ExEyEz)=ifλθminθmax02πE0cosθexp(iϕ)×exp[ik(xsinθcosϕ+ysinθsinϕ+zcosθ)]×[(cosθcos2ϕ+sin2ϕ)±isinϕcosϕ(cosθ1)sinϕcosϕ(cosθ1)±i(cosθsin2ϕ+cos2ϕ)sinθ(cosϕ±isinϕ)]sinθdθdϕ.(4)

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    Suhui Deng, Yiping Xiao, Jie Hu, Jianfang Chen, Yuhao Wang, Mingping Liu. Sidelobe suppression in light-sheet fluorescence microscopy with Bessel beam plane illumination using subtractive imaging[J]. Chinese Optics Letters, 2018, 16(11): 111801
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