a) Electron beam lithography process. From bottom to top
a) Electron beam lithography process. From bottom to top,Amazon.com: Trademark Fine Art ALI36453-C1419GG Days Like,Amazon.com: Trademark Fine Art ALI36453-C1419GG Days Like,Custom Illustrated / over print / Gyoshi / DPHOD #01 – LEP,Joan Miró, Zephyr Bird, 1956, Lithograph