Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Optics
Telescope Magnification Calculator
Calculate the magnification, resolution, and light-gathering power of any telescope from its objective focal length, eyepiece, and aperture. Ideal for astronomers choosing eyepieces for a target.
Fill in the required fields to see your result.
Optics
Fiber Optic Parameters Calculator
Compute the numerical aperture, acceptance cone half-angle, or critical angle of an optical fiber from its core and cladding refractive indices. Used by fiber installers, photonics students, and optical engineers.
Fill in the required fields to see your result.
Key differences
| Telescope Magnification Calculator | Fiber Optic Parameters Calculator | |
|---|---|---|
| Category | Optics | Optics |
| Inputs required | 2 | 4 |
| Result | Magnification (×) | Result |
| What it does | Calculate the magnification, resolution, and light-gathering power of any telescope from its objective focal length, eyepiece, and aperture. Ideal for astronomers choosing eyepieces for a target. | Compute the numerical aperture, acceptance cone half-angle, or critical angle of an optical fiber from its core and cladding refractive indices. Used by fiber installers, photonics students, and optical engineers. |