提出了一种测量微小角位移的新方法，该法基于一种金属包覆波导结构，通过棱镜耦合激发空气导波层中的超高阶导模作为灵敏探针。

Based on a symmetrical metal-cladding waveguide, ultrahigh-order modes in the guiding layer air gap can be excited through prism coupling to serve as sensitive probes.

youdao

提出了一种测量微小角位移的新方法，该法基于一种金属包覆波导结构，通过棱镜耦合激发空气导波层中的超高阶导模作为灵敏探针。

The free space coupling technique is utilized to excite the ultrahigh-order mode to act as a probe, which is considered to be very sensitive to the wavelength change.

youdao