Ballou, Glen M. Handbook for Sound Engineers, Third Edition. Focal Press, 2005.
Da-Lite Screen Company: Angles of View. http://www.dalite.com/education/angles_of_view.php
These are a series of technical articles.
Davis, Don and Eugene Patronis, Jr., Sound System Engineering, Third Edition. Focal Press, 2006.
Davis, Gary and Ralph Jones, Sound Reinforcement Handbook, Second Edition. Yamaha, 1988.
Hecht, Selig. The Retinal Processes Concerned with Visual Acuity and Color Vision. Bulletin No. 4 of the Howe Laboratory of Ophthalmology, Harvard Medical School, Cambridge, Mass.,1931.
InfoComm International. Design Online. Fairfax, VA: InfoComm International, 2005.
InfoComm International. Essentials of the AV Industry. Fairfax, VA: InfoComm International, 2007.
InfoComm International. Installation Online. Online course. Fairfax, VA: InfoComm International, 2004.
Early, P.E., Mark W., Jeffrey S. Sargent, Joseph V. Sheehan, P.E., E. William Buss, P.E. NEC 2008 Handbook: NFPA 70: National Electric Code; International Electrical Code Series. NFPA, 2008.
Pirenne, M.H. Vision and the Eye. Chapman and Hall, London,1967. Page 132.
Richards, Oscar W. MIL-HDBK-141, Military Standardization Handbook: Optical Design, Section 4. Visual Optics, Defense Supply Agency, Washington, D.C., 1962.
Richards, Oscar W. MIL-HDBK-141, Military Standardization Handbook: Optical Design, Section 4. Visual Optics, Defense Supply Agency, Washington, D.C., 1962.
Wadsworth, Raymond H. Basics of Audio and Visual Systems Design, First Edition. Longman Higher Education, 1983.
Weems, Mike. The Basics of Audio and Visual Systems Design, Revised Edition. ICIA, 2003.
Konig. Abhangigkeit der Sehscharfe von der Beleuchtungsintensitat, S. B. Akad. Wiss. Berlin., 1897. Pages 559-575.
Simpson, Robert S. Videowalls: The Book of the Big Electronic Image, Second Edition. Focal Press, 1997.