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troubleshooting a camera obscura, i tried to make one and it didn’t work despite doing the math?
troubleshooting a camera obscura, i tried to make one and it didn’t work despite doing the math? i’ve been trying to create a camera obscura in my room all day i measured the distance from the window to the wall, 9ft 2 inches i used the calculator which said for focal length of 2794 MM with pinhole size 2.11 MM is F/1321.46 i created a hole 2.11 mm in diameter and when i tried it, i couldn’t get any sort of focused image further than 3-5 ...
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