【求助】英文文献1篇

是不是不好找！

不要急吗，这篇普通型权限下载不了，高权限能下的，等吧～

呵呵，不急，我是觉得又是国外的会议论文，不过这次有链接。以前有几篇连链接都找不到。谢谢！

The full text of the requested document is not available in PDF format and is not currently included in the SPIE Digital Library. The document may be purchased as a hard copy and delivered via mail or fax through the SPIE Bookstore.
这是我查到的，所以应该没有电子版的材料，唉！
http://scitation.aip.org/jhtml/order_spie.jsp?cvips=PSISDG003786000001000440000001