Monthly Archives: October 2015

A prototype dichroic mirror is now ready for integration to Spectrograph. / 分光器の部品・ダイクロイックミラーの試作品が完成しました

As introduced in the previous post, a various parts for Spectrograph are arriving in France, where we started building up the Spectrograph and verifying its performance. http://pfs.ipmu.jp/blog/2015/08/p17 This time, we are talking about dichroic mirror as one key parts in the spectrograph. PFS delivers spectra covering such a wide range of wavelengths as from visible to near infrared with a… Read more »