Device and method for measuring polarization direction of radio frequency electric field
A technology of electric field polarization direction and measurement device, applied in electrostatic field measurement and other directions, can solve problems such as large measurement error, and achieve the effect of overcoming large error, easy miniaturization, and suitable for wide promotion
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[0023] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0024] like figure 1 As shown, a measuring device for the polarization direction of a radio frequency electric field in this embodiment includes a sample cell 1, a first laser light source 2, a second laser light source 3, a high reflectivity reflector 4, a dichroic mirror 5, and a photodetector 6. The first half-wave plate 7, the first polarization beam splitter prism 8, the second half-wave plate 9 and the second polarization beam splitter prism 10; the first laser light source 2 is a detection light source, and the detection light wavelength is 852nm, which is highly reflective The ratio reflector 4 is located on the probe light optical path, the first half-wave plate 7, the first polarizing beam splitting prism 8, the sample cell 1, the second polarizing beam splitting prism 10, the second half-wave plate 9, the dichroic mirror 5 and the photoelectr...
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