An empty but dirty slide
scanned at 300 dpi, 16 bit, quality set
cy in file name means Windows-Cyberview, xs Linux-Xsane
300q-cy.jpg		what cy means is ok, without enhancements
300q-snoop-cy.pnm	cy USB-snoop image extraction of 300q-cy.jpg
9600-cali-snoop-cy.pnm	example snoop of the calibration lines sent before scanning
300q-xs.pnm		xsane's view of 300q-cy, but different in frame and exposure setting