Questions tagged [pixel-size]

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What does 2500 pixels on the long dimension mean?

I have a rather silly and very simple question. In all photography competitions, they mention that the pictures should be sized to x number of pixels on the long dimension. What does that exactly mean?...
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1answer
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Finding required megapixels

Is there anyway to find out how many megapixels would be required to get a level of detail on an object of a certain size? I'm wanting to clearly veiw lettering that is about 1ft*5ft that s on an ...
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How to calculate the size of object in pixels, knowing the camera properties and distance? [duplicate]

I'm trying to calculate the size of an object in pixels in an image, when I have these information: x * y = the size of the real object in meters q = the quality of the image in ppi d = the distance ...
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113 views

What happens when pixels cover almost all the area of the sensor?

I think, in this question, one who give an answer has to consider 'pixel size vs pixel pitch'. I read that in some sensors, pixels don't cover the whole sensor and my question is, when the pixels ...