f/8 DoF Calculator http://www.bitwerkz.ch/iphone/f8.html ｆ/8FAQ http://www.bitwerkz.ch/iphone/f8-faq.html ｆ/8iTunes Store450円 http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=290526128&mt=8 被写界深度 - Wikipedia http:/…