Trigonometry (trig) is the mathematics of angles. There are many times in industry that we need to calculate how far to move something, how long a diagonal cut needs to be, or what angle we need to move in order to reach a destination. Sometimes you need to have separately stated X an...
In this series A Visual, Intuitive Guide to Imaginary Numbers Intuitive Arithmetic With Complex Numbers Understanding Why Complex Multiplication Works Intuitive Guide to Angles, Degrees and Radians Intuitive Understanding Of Euler's Formula An Interactive Guide To The Fourier Transform Intuitive Guide to ...
Using the image above and the magic of trigonometry, we can calculate the overall field of view with the equation below: Angle of view (in degrees) = 2 ArcTan (sensor width / ( 2 x focal length))) * (180/π) Note: You only need the (180/π) part if your calculator is working...