It is virtually no burden on the system, an installation is not required. OneLoupe is very practical and user-friendly. ◆ Magnification modes: Normal, realtime, realtime + mouse (working mode) Simple and easy to use, the small Magnifier is always ready when you need it to view all fine details, even the small print in the I-Net to decipher. One Loupe is required to view everything on the screen enlarged on every Windows operating system.