samurai sword cross section

following are some cross sectional images of a samurai sword that were taken using light microscopy. the samples were imaged in my materials structure laboratory class (click on thumbnails for larger images)

credit is also due to my lab partners: Hao Hu, Tim Hong and Corinne Packard

~230x magnification
t230x-tip.jpg t230x-transition.jpg t230x-interior.jpg

~690x magnification
t690x-tip.jpg t690x-neartip.jpg t690x-transition.jpg