Fig. 10: Photonic lantern losses to free-space and to fiber. | Light: Science & Applications

Fig. 10: Photonic lantern losses to free-space and to fiber.

From: Free-standing microscale photonic lantern spatial mode (De-)multiplexer fabricated using 3D nanoprinting

Fig. 10

a Output power loss vs wavelength per input mode. b Output power following butt-coupling to a 6-mode fiber. c IR images of the PL from a top view for identifying scattering, with each input excited and significant points on the PL marked on the images. d IR images of the section "F"-"A" with higher exposure time. e Microscope image of the PL butt coupled to the fiber

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