melissalinkert/bioformats — comment on commit 89f9c9f3ba947946e629261665d4474223e63c46
File: components/bio-formats/src/loci/formats/in/SlidebookReader.java line 795
By melissalinkert:

@joshmoore The point is to exclude very, very small positive values for the pixel sizes. I guess it makes sense to subtract the same small number across the board?