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<blockquote data-quote="hark" data-source="post: 579673" data-attributes="member: 13196"><p>I only watched a couple of minutes of the first video, but within that short time, he mentioned something I've never heard of previously. Based on that, this video series may have some interesting information in it.</p><p></p><p>So what did I learn? He wrote out a formula for Depth of Field which he claims he will explain further in the course. The formula (which is described at 1:25 in the first video) is this:</p><p></p><p>[ATTACH=full]226874[/ATTACH]</p><p></p><p><strong>N</strong> is the F/stop number</p><p><strong>C</strong> is the circle of confusion (which he claims he will describe later in the video)</p><p><strong>U</strong> is the distance to the subject</p><p><strong>F</strong> is the focal length</p><p></p><p>EDIT:</p><p>According to Wikipedia, the Circle of Confusion is this:</p></blockquote><p></p>
[QUOTE="hark, post: 579673, member: 13196"] I only watched a couple of minutes of the first video, but within that short time, he mentioned something I've never heard of previously. Based on that, this video series may have some interesting information in it. So what did I learn? He wrote out a formula for Depth of Field which he claims he will explain further in the course. The formula (which is described at 1:25 in the first video) is this: [ATTACH type="full" width="60%"]226874._xfImport[/ATTACH] [B]N[/B] is the F/stop number [B]C[/B] is the circle of confusion (which he claims he will describe later in the video) [B]U[/B] is the distance to the subject [B]F[/B] is the focal length EDIT: According to Wikipedia, the Circle of Confusion is this: [/QUOTE]
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