Perhaps NIH-Image will work for you.  It is shareware.  I don't have a
website, but a net search should bring it up.

Good luck.

Nora

>Dear All
>I would like to thank everyone very much for your considerable help
>with Serius Red etc.
>
>As an academic institution, our budget is very tight but we would
>like to find image analysis software that may well help us to
>evaluate these  slides of equine lung once they are
>stained. Have you any ideas?
>
>In the long term, however, we would  also like to be able to identify
>collagen type in lung histology - are there stains or techniques in
>this area?
>Thanking you again
>Richard
>*********************************
>Richard R Geering
>Equine Science
>Department of Biological Sciences
>Wye College
>Wye
>Ashford
>Kent TN25 5AH
>*********************************
>
>Tel: +44 (0)1233 812401 ext 466
>Fax: +44 (0)1233 813140
>E-mail: r.geering@wye.ac.uk

Nora Fox
Division of Orthopaedic Surgery
Stanford University
Edwards R144, MC 5341
300 Pasteur Drive
Stanford, CA 94305
phone: (650)725-2746
fax:  (650)723-6396