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Therefore, when shooting in macro, it is easy to get a shallow depth of field if utilizing a large aperture. We often make use of the F8, F11, F13 such small, and medium-sized aperture to look at photograph to ensure the photo has clear range. If you use a 100mm macro lens to shoot the insects' close-up, even with the F13 aperture, the depth of field is extremely shallow, and sometimes need to utilize the manual focus function to carefully adjust the focus position to spotlight your eyes of insects to make the image more vivid. Statistics by Nielsen Media Research this year demonstrated that in the UK alone, gambling online traffic was up by 40% over 2009. It also discovered that 46% of online players were ladies and about 50% were middle aged men with above average salaries. And in the US, the National Annenberg Survey in the Young found out that some 16% of college-aged men visited online casinos one or more times a month, up dramatically over 2008 figures.