The Octopus 900 by Haag Streit is one of the most advanced and reliable visual field analyzers with inbuilt progression software that allows meaningful comparison of visual field data over time in a patients.

Multiple test protocols and test strategies are available which included strategies for testing glaucoma, neurological disease and assessing criteria for certification of visual disability.  Goldmann testing is also available Results are available on multiple analysis formats for ease of clinician and patient understanding.