nobert-s-lines
No"bert's lines. [After F. A. Nobert, German manufacturer in Pomerania.] Defn: Fine lines ruled on glass in a series of groups of different closeness of line, and used to test the power of a microscope.
No"bert's lines. [After F. A. Nobert, German manufacturer in Pomerania.] Defn: Fine lines ruled on glass in a series of groups of different closeness of line, and used to test the power of a microscope.