Apertures straighten from f/2.8 (f/3.7 at telephoto) to f/8, also are either manually or automatically adjustable. The camera's autofocus formula uses a multi-zone procedure to "find" the initial matter subsequent to the lens. The AF niche is highlighted fix the LCD blaze with a set of brackets. (If you prefer, you can change the AF area to read only the center of the frame through the Record menu.) Normal focus ranges from 2.0 feet (0.6 meters) to infinity at wide angle, and from 6.6 feet (2.0 meters) to infinity at telephoto. A Macro mode ranges from 4.8 inches to 2.3 feet (12 cm to 0.7 meters) at the wide angle zoom setting, and from 3.9 to 6.9 feet (1.2 to 2.1 meters) at the telephoto end. There's also a Landscape focus mode that fixes the focal distance at infinity, for distant subjects and scenery. In addition to the 10x optical zoom, the DX6490 also offers as much as 3.0x Advanced Digital Zoom, which effectively increases the camera's zoom range to a total of 30x. Keep in mind though, that digital zoom decreases the overall image quality in direct proportion to the magnification achieved, since it just "stretches" the center pixels of the CCD image. For composing images, the DX6490 offers a 0.44-inch electronic optical viewfinder (EVF) as well as a 2.2-inch color LCD monitor. The larger LCD monitor features a high-resolution, indoor/outdoor display, that's unusually clear and bright under most lighting. Both displays feature image information and menu screens, and a rear-panel button switches the viewfinder display between the two.
The DX6490's 10x optical dart lens, spacious guide fanfare control, also available point-and-shoot going initiate material actually instrumental for novices and experienced amateurs alike. The camera continues with Kodak's very user-friendly interface and uncomplicated menu layout, and the varying levels of exposure control allow novice users to gradually step up control as they learn more about photography. Like Kodak's other EasyShare cameras, when combined with the accessory camera dock, the DX6490 is one of the easiest to use cameras on the market. That said, the DX6490 also has plenty to offer more advanced users, with options up to and including fully manual exposure control, an excellent lens, and a sync terminal for use with external flash units. All in all, an excellent choice in a long-zoom digicam, regardless of a user's experience level.