Magnifier

A magnifier is a device used for magnification.

Magnifier can also refer to:
 * Magnifying glass, an optical device for magnification
 * Screen magnifier, software that magnifies part of a computer screen
 * Magnifier (Windows), a screen magnifier for Microsoft Windows
 * Magnifier (iOS), a magnifying glass app for iOS
 * Magnifier, a magnifying glass app for Android
 * Magnifying transmitter, alternate version of a Tesla Coil
 * Sight magnifier, a magnified optic used on firearms