该器件结构简单、易于制备、响应速度快、偏振相关损耗低且波长可在较大范围内连续可调，具有一定的实用价值。

With the advantage of simple structure, easy to fabricate, quick responding time, low PLD (Polarization Depended Loss) and wide continuous tunable range, the device has certain practical value.

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该产品结构紧凑，体积小，具有工作波长范围宽，响应速度快，插损低，偏振相关损耗低等特点。

It's small, can work in the wide area of the wave length, also it react fast, low insertion lose, polarized low lose est.

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