Certif SPEC Macros (www.certif.com) is the language for controlling X-ray diffractometers and synchrotrons.
This is a syntax highlight definition for Vim and it's GUI versions.
Copy syntax/spec.vim and ftdetect/spec.vim to:
~/.vim/syntax
and~/.vim/ftdetect
respectively/usr/share/vim/vim$VERSION/
subdirectories for system wide installation
If you are using pathogen, just clone this github repo.