Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Optics
Magnification Calculator
Compute the optical magnification of a lens or mirror by comparing the image height to the object height. Use it to determine whether a lens enlarges, reduces, or inverts an object.
Fill in the required fields to see your result.
Optics
Optical Power Calculator
Convert a lens's focal length in centimetres to optical power in diopters instantly. Use it to understand eyeglass prescriptions, compare lenses, or solve optics problems.
Fill in the required fields to see your result.
Key differences
| Magnification Calculator | Optical Power Calculator | |
|---|---|---|
| Category | Optics | Optics |
| Inputs required | 2 | 1 |
| Result | Magnification (Γ) | Optical Power (D) |
| What it does | Compute the optical magnification of a lens or mirror by comparing the image height to the object height. Use it to determine whether a lens enlarges, reduces, or inverts an object. | Convert a lens's focal length in centimetres to optical power in diopters instantly. Use it to understand eyeglass prescriptions, compare lenses, or solve optics problems. |