Digital Camera Buyimg Guide

How many mega pixels should my digital camera have?

For any images user can plan to print or retouch, experts recommend that user must stick with a resolution between 7 and 12 mega pixels. Most digital cameras these days have sufficient high resolution that you don't need to worry about too few pixels. User may need to worry about too many.

There's one drawback of having very high mega pixel camera for immature users that the resulting larger file sizes can result in slower shooting for point-and-shoot models.


What kind of lens should my digital camera have?

There's a lot of variety in the world of digital-camera lenses, from tiny, built-in fixed-focal-length plastic lenses to big, glass, removable zoom lenses with special optical coatings. Each lens type influences the overall design and feature set of the camera that uses it.

4 Broad Categories of Digital Camera Lens:


1. Fixed-focal-length lenses:

These lenses offer no optical zoom. Look for auto focus instead of fixed focus, as well as selectable macro and landscape focus modes.

Best for: snap shooter, budget buyer


2. Folded optics lenses:

Lenses in these cameras fold sideways within the camera body to maintain a slim, ultra compact design.

Best for: snap shooter, budget buyer, trendsetter


3. Retractable zoom lenses:

These zoom lenses retract into the camera body when the camera is off and extend when it's on.

Best for: snap shooter, budget buyer, undecided, trendsetter


4. Fixed zoom lenses:


These zoom lenses are fixed to the camera body and do not retract into it when the camera is turned off.

Best for: undecided, serious amateur, business user, trendsetter