The site is divided into several functional and administrative areas.

• General administrative files are in the root directory. They are reached through the index on the left of the home page.
• A large variety of files related to individual parameters of vision are in the files directory. These files can be accessed from the index on the left of the home page.
• All of the Chapters of the text, "PROCESSES IN BIOLOGICAL VISION" are in its pdf directory. They are accessed from its document page.
• A few appendices are found in the appen directory
• A published summary of this voluminous material is available as; "Biological Vision: A 21st Century Tutorial"
• All of the Chapters of the text, "PROCESSES IN BIOLOGICAL HEARING" are in its pdf directory. They are accessed from its document page.
• The remainder of the site is divided into functional areas