This structure can solve the problems of catastrophic optical damage of facet, thermal damage and poor light beam quality effectively.

该机理能有效地解决光功率密度过高引起的端面灾变性毁坏、热烧毁和光束质量差等大功率激光器存在的主要问题。

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Using the transition matrix method, the relationship between the catastrophic optical damage threshold and the coating structure of semiconductor lasers were analyzed.

采用转换矩阵的处理方法，对大功率半导体激光器腔面光学灾变阈值与膜层结构的关系进行了分析。

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However, he warned anyone thinking of photographing bubbles to take care if using an optical viewfinder, as the reflected sun could potentially damage the retinas.

但是他提醒那些想拍摄肥皂泡的爱好者，如果使用光学反光镜，太阳光的反射可能会损害视网膜。

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Although the company did not detail the connection with Thailand, JDSU is a customer of the optical products contract manufacturer Fabrinet, which has suffered considerable flood damage as its facilities in Thailand.

FORBES: JDSU FY Q1 Tops Estimates; Sees Q2 Hit From Thai Floods

Optical networking stocks are down sharply Tuesday as investor come to grips with the significant damage from flooding in Thailand to facilities operated by Fabrinet, a contract manufacturer that specifically serves the sector.

FORBES: Optical Stks Fall As Thai Floods Hit Key Supplier Fabrinet

The optical door flips open when the eject button is pressed to protect the drive from dust and potential damage when not in use.

ENGADGET: Acer unveils space-saving ME mini tower and XC desktops for (low) power users