next age is all about smart phones, so the demands in market growing about possibilities what we can do with smartphones. viewing android phone display on computer screen is essential when you want to take some screen shots of apps & view videos on larger screen without sending them to your computer.
Remote access is different thing & just transferring display is different thing.

View Android Phone Display On Computer

there are various apps that can transfer your android screen on your computer, for example. Teamviewer , Airdroid  . Airdroid can transfer display on the air without any cable or bluetooth connection through internet.
but problem with these apps is, they dont work with low budget devices like Samsung Ace, Qmobile A200, HTC Explorer, HTC Wildfire,

for these types of phones you can use, DroidatScreen, available for free to use on windows
and the best thing is you don’t need to install any app on your phone,
just install your phones USB driver, And enable USB debugging

HOW TO ENABLE USB DEBUGGING ?

Download java for your computer if not installer, its available for free
once installed Connect Phone open the Droidatscreen.jar file by double clicking, and you will see the android display on your computer screen, as shown below

View Android Phone Display On Computer

there are many features like you can take screenshots rotate display, and zoom option is also available
see image below

View Android Phone Display On Computer

you can use this application to take screen shots easily without installing any 3rd party app in you android phone.