Rayleigh Resolution Limit
theta_r = 1.22·λ / D_ap
What it says
The smallest angle a telescope or eye can resolve, set by diffraction at the aperture.
Symbols
| Symbol | Quantity | Dimension |
|---|---|---|
theta_r | Angular resolution (rad) | 1 |
λ | Wavelength (m) | L |
D_ap | Aperture diameter (m) | L |
Work it out
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Fill in all but one: λ, D_ap, theta_r are all empty.
Filed under Optics · derive through it in the explorer