About YAMAGUCHI TAKAO
About YAMAMURA MASAAKI
About NAGASAKA IMAO
About ONISHI NAOYUKI
About MIURA TOMONOBU
About 豊田鉄工
About YAMAKI ARIMICHI
About シグマ電子工業
About black body
About Thermometry,thermometer
About Spectroscopy and spectrometers in general
About 黒体
About 分光
About 放射特性