Those days are gone when computer monitors were all relatively similar to one another. With all the rise of recent technology, the kinds of displays themselves have changed dramatically in recent years and if you are considering a computer monitor now there are numerous factors you will want to take into account.
Among all these factors the very first you're probably likely to want to consider will be the various types of Pc monitors that are out there.
CRT Computer Monitor 
If you are no expert on Pc monitors you need to be able to spot a CRT monitor if you notice it. They are commonly known as 'older' monitors and so they tend to be bulky as the name indicated and somewhat resemble older TVs too.
Although some people believe that CRT monitors are obsolete - that couldn't be further from the truth. In fact should you read monitor reviews you'd realize that although CRT monitors might be based on older technology they will really surpass their newer (LCD) counterparts in numerous ways:
• CRT monitors have the ability to emulate real colors a lot better than LCD monitors
• CRT monitors 'update' faster than LCD monitors and so have less 'ghosting' issues which is especially evident for high-end gamers
LCD Computer Monitor
Once we mentioned earlier, LCD Pc monitors would be the modern monitors that you find in most places. In comparison to CRT monitors, they are slim in profile. It is not just their looks which make them very popular nowadays though. LCD monitors have advantages of their own too:
• LCD monitors eat much less electricity than CRT monitors
• LCD monitors cause considerably less eye strain than CRT monitors
•
LED Computer Monitor
Throughout the last year or so, a brand new computer monitor technology has emerged and these days LED Pc monitors start to really gain in popularity. While much like LCD monitors, the real difference in the sort of back lighting used may cause some marked differences.
Normally, the color on LED monitors has been said to be superior to LCDs although you need to be aware that the quality of the screen itself can impact this.
Regardless - you need to now at least have some concept of the three main kinds of pc monitors that are currently in the marketplace, and it is under your control to decide what type is going to fit the bill most.
If you're interested in the caliber of the color emulation - CRT monitors still be noticeable above nearly all of their more 'modern' equivalents. Adhere to what they you're looking for a practical screen that is easy on the eyes - LED or LCD technology is fantastic.
Bear in mind that the gap in quality is actually almost unnoticeable generally in most situations especially involving high end LED and LCD monitors.
As much as possible said and done - you should think about your budget, review as many monitor reviews as possible and then arrive at an informed decision!
see more at
http://en.wikipedia.org/wiki/Computer_monitor
