Multi-channel wave module and assembling method thereof

Abstract

The invention discloses a multi-channel wavelength division subassembly, which comprises a base, a wavelength division multiplexing element, a lens element and an optical fiber element, the base is provided with an accommodating groove and a mounting through hole; the wavelength division multiplexing element is fixed in the accommodating groove, the wavelength division multiplexing element comprises an optical substrate, a reflector plate and a filter plate, and the reflector plate and the filter plate are respectively arranged on two opposite side surfaces of the optical substrate; the lens element comprises a lens branch pipe and a collimating lens mounted in the lens branch pipe, and the lens branch pipe is fixed in the mounting through hole; the optical fiber element comprises an optical fiber and an optical fiber connector connected with the optical fiber, the optical fiber connector is installed on the lens branch pipe through an adjusting ring, and the adjusting ring is used for limiting the relative position between the optical fiber connector and the collimating lens. According to the multichannel wavelength division component provided by the invention, a light spot coupling mode can be adopted to replace traditional active coupling, the position, angle and light spot size of emergent light can be adjusted through the adjusting ring, and the coupling efficiency of subsequent active coupling can be improved.

Description

technical field [0001] The invention relates to the field of optical communication equipment, in particular to a multi-channel wavelength division component and an assembly method thereof. Background technique [0002] With the development of optical fiber communication technology, the integrated manufacturing of optical devices has become the key to the progress of optical information technology. In high-speed optical communication products, multi-channel wavelength division components are very commonly used. They are usually packaged together with transceiver components to realize functions such as photoelectric conversion and wavelength division multiplexing. [0003] In the existing technology, manufacturers of transceiver components generally carry out coupling alignment and welding of multi-channel WDM components through active coupling, which requires high-precision coupling welding equipment, equipped with high-precision source meters and power meters, and requires ...

AI Technical Summary

Problems solved by technology

[0003] In the existing technology, manufacturers of transceiver components generally carry out coupling alignment and welding of multi-channel WDM components through active coupling, which requires high-precision coupling welding equipment, equipped with high-precision source meters and power meters, and requires There is a certain risk of damage if the bare chip is powered on multiple times

Images