Optical coupler is also called optical splitter, is one of the most important passive devices in optical fiber link, is with multiple inputs and multiple output end of the optical fiber connected devices. The fiber optic splitter by the light splitting principle can be divided into the fused biconical taper (FBT type) and planar waveguide type (PLC type).
PLC Splitter, With SC/APC Connector,SC/UPC Connector, LC/APC Connector , LC/UPC Connector
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Sony BDP-S590 BM in the appearance of gold as the main theme of gold, material selection is plastic, not wear, easy to scratch, with the metal drawing design, the overall body looks a little bit long, but overall, it continues Sony Consistent style, simple and stylish. According to Xiaobian, this product is priced at 999 on Suning's e-shop. Interested friends may wish to pay attention, but they must be carefully considered when purchasing. 
The Sony BDP-S590/BM supports playback of 3D Blu-ray discs and can be used in combination with 3D TVs to enjoy the stunning visual experience brought by 3D movies. The driver it carries can accurately and quickly read high-definition data, greatly improving the speed of reading. The Sony BDP-S590/BM also features mainstream audio compression technology that provides highly-reduced sound quality. The application of elite line-up technology can also increase the signal of ordinary DVDs and make the picture quality appear clearer.
Sony BDP-S590/BM has a wireless network function. It can easily connect to the network through a router to obtain more multimedia streaming resources and supports the playback of USB multimedia files. However, according to the applicability of the machine, some of the additional functions cannot be perfectly implemented, but the quality of the main functions presented in the game is absolutely reassuring, and it is still worth considering for HD enthusiasts. 
3D Blu-ray player Sony BDP-S590/BM crazy buying
The Sony BDP-S590 BM is a very practical Blu-ray player. The appearance is slightly flawed, but it still inherits Sony's simple and stylish style. In addition to playing high-definition Blu-ray discs, it can also improve the resolution of ordinary DVD video, get a clearer picture quality, and be able to connect to a wireless network, to get more video resources, but some of the features are not perfect.