美股光通讯概念股走高，Lumentum涨超4%

Group 1 - The core viewpoint of the article highlights the rise in stock prices of optical communication concept stocks in the US market, indicating positive market sentiment in this sector [1] Group 2 - Lumentum's stock increased by over 4%, reflecting strong investor interest and confidence in the company's performance [1] - Coherent's stock rose by more than 3%, suggesting a favorable outlook for the company's future growth [1] - Astera Labs experienced a stock increase of over 2%, indicating a positive trend in the optical communication industry [1]