By Patrice Johnson
The International Standards Organization (ISO) controls the sensor's sensitivity to light in a camera. The higher the ISO, the higher the noise (grain) in the image. The lower, the less noise in the image. For many photographers, the ISO is usually the first setting changed before changing either the aperture or the shutter speed. The ISO controls how an image looks. While grain or noise...
By J.Jacobs
Over the years, computers have gone from being a novelty, or specialized scientific tool, to being the backbone of society. This has given rise to the need for trained and qualified individuals to support these computer systems. This field has come to be known as Computer Technology. In 1977, the Apple II was introduced as the world's first personal computer. Computer technology, sometimes...
By J.Jacobs
There are two main choices in high definition display technology: plasma and LCD. Both have disadvantages and advantages and employ different technology to accomplish a similar goal. As of 2009, plasma TVs can be purchased for several hundred dollars less than LCDs displays of identical size. Plasma offers better contrast and black levels versus LCD. In real world viewing, this means that...
By J.Jacobs
Liquid Crystal Display (LCD) displays are the most common display types available. Everything from watches, to cameras, and even home appliances have LCD displays. However, the invention of the LCD TV represented a gigantic step forward in LCD technology, and also began a new era in the consumer TV industry. LCD technology has been widely used for many years, however LCD technology did not begin ...