Digital cameras are very useful gadgets for still photography and video recording. Some must-know facts about gadgets are described below.

Digital cameras are devices used for still photography and video recording. The convenience offered by gadgets for capturing high quality photographs has made them popular all over the world. According to a recent research, a large increase has been observed in the sales of these gadgets.

There may be many people who are still unaware of some important facts associated with these gadgets. Let us discuss these facts in detail.

emergence:

The gadgets were introduced in 1990 as an alternative to film cameras. The digital images offer a high level of versatility compared to film. In addition, the gadgets offer the ability to forward images via the computer network. Digital cameras can do enough to click on different types of images due to the presence of advanced features like resolution, image stabilization, zoom rating, exposure range, etc.

History:

Steven Sasson Engineer at Eastman Kodak Company designed the first digital camera in late 1975. It was popularly known as Sasson’s £ 8. It consisted mainly of a charged pair of devices to collect optical data and pass the information to a digital cassette. The camera supported a resolution of only 0.01 megapixels. After this, Canon, Minolta, Olympus, Nikon, Fuji, etc. began to introduce their own digital cameras in the mid-1990s.

Zoom:

This is a mandatory feature supported by these devices. Zoom is defined as the ability of a camera to change the focal length. Optical zoom gadgets automatically adjust the lens to focus on a subject. Digital zoom typically provides up to a 3x magnification while an optical zoom provides an image at more than 20x magnification.

Resolution:

The resolution of a digital camera corresponds to the megapixel rating. A megapixel rating determines the length of a printout generated by the gadget and its flexibility as an image versus electronic editing. For example, a four-megapixel camera can produce a resolution of 2,400 x 1,800 pixels, which is enough to upload images to the web. On the other hand, devices that support an eight-megapixel ranking produce images with a resolution of 4,000 x 2,000 pixels which is perfect for professional quality prints.

A number of electronic online stores have emerged and provided customers with a number of products in this regard.