Difference between revisions of "Talk:Field of View"
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m (Created page with 'in the formula <math>FoV = 2 * atan \frac{35}{2 * Focal Length} </math> The "35" should be some "length" because it is divided by a length, and should become unitless. Of course...') |
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in the formula | in the formula | ||
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<math>FoV = 2 * atan \frac{35}{2 * Focal Length} </math> | <math>FoV = 2 * atan \frac{35}{2 * Focal Length} </math> | ||
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<math>FoV = 2 * atan \frac{35 mm}{2 * Focal Length} </math> | <math>FoV = 2 * atan \frac{35 mm}{2 * Focal Length} </math> | ||
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| + | Should I just edit this into the main page, or should some discussion be held first? -- REW. | ||
Revision as of 23:17, 10 June 2009
in the formula
The "35" should be some "length" because it is divided by a length, and should become unitless. Of course the length is the size of a standard negative: 35mm. If you want to "ignore units" as most americans like to do, it should not that "Focal length" is in mm. But more accurate is:
Should I just edit this into the main page, or should some discussion be held first? -- REW.