• shop.nikonusa.com
• www.thomasdistributing.com
• http://michaeltapesdesign.com/whibal.html
• http://www.youtube.com/lightwaredirect
• http://www.honeycombgrids.com
• http://www.thomasdistributing.com
• http://www.frankdoorhof.com/site/2011/06/light-meter-to-do-or-not-to-do/
• http://www.rosco.com/FTVP/strobist.cfm?menuReturn=film
• http://www.rosco.com/litreq/catalogs/Guide_to_Color_Filters.pdf
• http://www.mainstage.com/Files/RoscoColorChartNbr.htm
• http://www.daveblackphotography.com/workshop-at-the-ranch
• http://www.visualdepartures.com
• http://www.heliconsoft.com/heliconsoft-products/helicon-focus/
• http://roundflash.com
• http://designtaxi.com
• http://phlearn.com
• http://penumbraproject.com
• http://www.uvpaqlite.com/tooblite.html  
• http://sportsoptics.zeiss.com/worldwide/en_us/home.html
• http://blog.mingthein.com
• http://mode.newslicious.net/search/label/Ad%20Campaign     Fashion Blog
• http://www.roshsillars.com/2012/12/777-business-and-marketing-ideas/
• http://www.newsshooter.com
• Light: Science and Magic: An Introduction to Photographic Lighting  Book
• Quality Light Metric, Meter Calibration, 323-467-2265
• CaliforniaSunbounce.com
• mulita.com