GMU:DIY-Microscopy: Difference between revisions

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[[File:iPod touch screen.png|150px]]
[[File:iPod touch screen.png|150px]]


On our screen capture through the microscope we see approximately 5,8 x 4,2 pixels of the screen (one pixel consists of a triplet of red green and blue). Now we know that we are looking at a surface of ~ 0,45 x 0,33 mm.


On our screen capture through the microscope we see approximately 5,8 x 4,2 pixels (one pixel consists of a triplet of red green and blue). This way we know that we are looking at a surface of ~ 0,45 x 0,33 mm.
To calculate the magnification factor the pixel density of the display must be taken into account.


==capturing from the webcam==
==capturing from the webcam==