Computer Screen magnifier software usually presents an enlarged portion of the original screen content, These software tools helps people suffering from low vision problems. If you are using Windows operating system then the OS includes a magnifier application called “Magnifier“. Windows 7 includes an improved version of Magnifier and it features full-screen magnification that allows a user to pan around the screen at up to 16× magnification. The built-in screen magnification feature of Mac OS X can be used at any time holding the Control key and scrolling the mouse wheel to zoom in or zoom out.
Another free software tool “Virtual Magnifying Glass” is a cross platform open source product that is much more user friendly and easy to use.
Virtual Magnifying Glass: Free Computer Screen Magnifier Tool
The Virtual Magnifying Glass is a cross platform screen magnifier for Windows, Linux, FreeBSD and Mac OS X. The tool is simple to use and is customizable. The most useful feature of this tool is that it does not open a separate program window for the magnification but instead puts a movable magnifying glass on the screen. Most of the other tools open a separate program window for magnification.
The tool has multi-monitor support and you can controls zoom factor using mouse scroll wheel. The virtual Magnifying Glass adds a system tray icon that provides a number of options. Right-click the Magnifying Glass system tray icon to open the Magnifying Glass menu for various customization options including the lens width selection. It has a variable scale factor from 1x to 32x. The software shows the centre pixel’s RGB values that can be copied with Ctrl+C.
You can run the tool in dynamic mode. In dynamic mode user can interact with the window under the magnifier using mouse, scroll wheel, keyboard, etc. The application supports a number of shortcut keys. Esc key closes magnifier window and Q key closes the software.
System requirements
- Microsoft® Windows® 7, Vista, 2003, XP, 2000, NT, ME, 98 or 95
- Linux system running X11
- Mac OS X 10.4 up to 10.6
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