Telescope Angular Magnification
M_mag = f_o / f_e
What it says
How much a telescope enlarges an angle, from the two focal lengths.
Symbols
| Symbol | Quantity | Dimension |
|---|---|---|
M_mag | Magnification (dimensionless) | 1 |
f_o | Objective focal length (m) | L |
f_e | Eyepiece focal length (m) | L |
Work it out
Enter what you know. No account needed.
Fill in all but one: f_o, f_e, M_mag are all empty.
Filed under Optics · derive through it in the explorer