People who have photography as a hobby or profession have a craze for Digital cameras. The advent of digital photography marks a new milestone in the progressive growth of the technology. Unlike the film camera, this version is comparatively easier to handle. Hence, the amateur photographers select the one which is right. Cameras and accessories should be chosen on the basis of the type of photograph one wishes to shoot. The person who wants to purchase a camera should know the meaning and importance of Zoom, Memory and Mega pixels as these factors affect the functioning of the camera.

For example, the term mega pixel is definitely referred whenever this gadget is discussed. It is usually to be clearly understood that mega pixels have nothing to do with the grade of photos shot in this camera. It is a factor that enables enlargement of photo prints. If the photographer wants to take out large size printout of the photos, it's important to opt for a camera with higher mega pixels. To obtain a 5 x 7 inch printout, camera needs 2 mega pixels of resolution. But those who are not well versed with the technicalities may have wrong conception that the number of mega pixels is the factor that determines the grade of photographs. Similarly optical and digital zooms are very often confusing features to many camera shoppers. Even though both these zooms interact, it is optical zoom that contributes towards better display quality. Digital zoom facilitates better focusing. The preferable camera is one with both digital and optical zoom, however the one with optical zoom is more appropriate.

Another significant characteristic in a digital camera is its memory. Inexpensive cameras have built-in memory to store the snaps. But memory cards that can be removed and also up graded are more popular. Different types of memory cards are available in the markets. Some of the types of memory card generally used in a digital camera are Sony Memory Stick, Compact Flash and Smart Media. To understand the significance of the memory card the user should know that in a digital camera with one mega pixel resolution a 16MB memory card will be able to store 40 pictures. The optical view finders are included in all digital cameras. But LCD screens are more innovative. Photographers can view the object on the LCD screen before and after clicking the camera. It is the most advantageous feature of it which enables deleting of unwanted photos then and there. However, LCD screens require additional battery power. The users now prefer the electronic view finder which is a new version of digital camera.

As for batteries, it is better to opt for re-chargeable batteries even though they are expensive. Some of the digital cameras will have AC adapters to facilitate supply of power directly from mains. New digital cameras provide various facilities like built-in pop up flash, auto focus and automatic image stabilization. Size and weight of the camera varies and shoppers have to decide about them in accordance with their tastes and convenience.

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