Calculate Distance to Object in Android knowing the Size, Focal Length
42940
How do I calculate the distance of an object in a photo?
96689
What is the relationship between size of object with distance?
37422
Since it's not "focal length", what is the term for the distance at which things are in focus?
10773
Getting image dimensions without reading the entire file
87866
Tracking a shot with focal variation (zoom)
12499
How can I compute the distance between two coordinates in TikZ?
48450
Best distance measure to use
29726
short view distance in 3d view?
96529
How can I calculate magnification ratio I get by reversing a lens?
158974
What can I use to detect pinpoint location (inches) outdoors?
57422
How can I convert a string length to a pixel unit?
1982
How to find all objects in the Camera's view with Python?
53533
Fastest Way to Find Distance Between Two Lat/Long Points
6949
Image processing with Android Camera
60038
How do depth of field and the circle of confusion relate to pixel size on the sensor?
67822
How to determine lens undistortion values for motion tracking?
675
Calculate the radius of a circle given the chord length and height of a segment