"Use DOFMaster to make depth of field scales for use in the field. Just set the focus distance, and read the near and far focus distances. Easily calculate the hyperfocal distance for your lens at any aperture. . . . .Instructions for calculator assembly are included in the DOFMaster help file." It is a 1.3MB download
My thanks to all who leave comments for my work and to those of you who like one enough to make it a favourite. To touch just one person that way makes each image worthwhile. . . . . . . . . .. . . . "The question is not what you look at, but what you see" ~ Marcel Proust . . . . The aim of argument, or of discussion, should not be victory, but progress." ~ Joseph Joubert (1754-1824)
It is a 1.3MB download
http://www.dofmaster.com/custom.html