Optical fiber detection device for biological detection
A detection device and biological detection technology, applied in the direction of fluorescence/phosphorescence, optical waveguide coupling, material excitation analysis, etc., can solve the problems of system complexity, large volume, low yield, etc., to improve coupling efficiency and reduce signal-to-noise ratio , cost reduction effect
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[0019] The specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.
[0020] as attached figure 1 As shown, a fiber optic detection device for biological detection according to the present invention includes an optical fiber probe 1 and an optical fiber bundle assembly 2 connected to each other, and a laser 3 connected to the optical fiber bundle assembly 2 for emitting a laser beam, A fluorescence collection photoelectric receiver 4 connected to the fiber bundle assembly 2 and used for receiving photoelectric signals. Described optical fiber bundle assembly 2 is Y-type optical fiber bundle assembly, and described Y-type optical fiber bundle assembly comprises optical fiber bundle general end 21, and the single-mode optical fiber 22 that is respectively connected with optical fiber bundle general end 21, branch optical fiber 23; Wherein, described The laser beam emitted by the laser 3 is coupled to ...
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