%0 Journal Article %T An application of active optics to x-ray imaging: X-mas (x-ray milli arc-second) Project %A Tsujimoto, Masahiro %J Proceedings of SPIE %V 6272 %N 1 %P 62724T-62724T-8 %@ 0277-786X %D 2006-06-14 %I SPIE %~ DeepDyve