Apparent size and field of view
10820
What is the formula for percent of frame filled at a specific distance and focal length?
149933
How to estimate camera sensor size?
14565
How does background blur (bokeh) relate to sensor size?
80219
What is the relationship between field of view and focal length for fisheye?
17789
How can I "normalize" the scale of what seems to be either an infinitely large or infinitely small object
25791
Apparent Horizon vs. Event Horizon
73821
Understanding the coordinate system for ImageTake
28748
How to increase camera frames view area?
87558
Reflecting points on a square to make it larger
21084
Size of the universe
10570
Does sensor size affect lens distortion?
57084
Characteristic of the following field?
53448
Do bigger focal lengths capture more light?
128590
Is the formula for object image size given focal length, etc. independent of sensor size?
158656
Surface area calculation of sphere segment.
57608
Approaching speed of light: why do objects appear further away in front of me?
87931
Sign convention for mirror and lens formulas