I am a software developer, entrepreneur and amateur photographer who loves technology, jazz, chelsea football club and photography!
Canon 5D Mark II, Canon 20D, Canon 17-40mm f/4 L, Canon 50mm f1.8, Sigma APO 70-200mm f2.8 EX DG, Canon 550EX speedlite, iPhone 3GS camera
Find me at: http://flickr.com
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Q: What is the difference between macro lense and macro extension tube
A: Do you know?