Fig. 3From: On-chip optical sources of 3D photonic integration based on active fluorescent polymer waveguide microdisks for light display applicationThe design of the MMI power distributor and calculation results of optical field modes in waveguide core layers at different wavelengths. a The output optical power intensity at different interference region lengths; b optical field distribution on the x–y plane; c, d, and e were the cross-sectional optical field distributions of fundamental mode in waveguide core layer at 405, 540, and 611 nm wavelength, respectivelyBack to article page