Calculates enlargements and reductions of just about anything from photos to quilts. Provides the number of times reduction as well as the percentage of enlargement or reduction. On the PS-69, PS-79, and PS-80 calibrations for fractions below an inch are printed in a second color.
Note: The C-Thru ruler company was recently acquired by Wescott and as such the products your receive may be labeled with either the Wescott or C-Thru brand name while this transition of ownership is completed.