Objectives After completing this class, you will be able to: Explain the benefits, features, and workings of a digital camera. Explain how digital images can be managed and edited. Identify the features of different types of printers that are available for printing photos.
Introduction to Digital Cameras • No film needed • Uses storage device, like memory card • Can transfer images to computer using USB cable • Can print images using a photo printer • Can share images over the Internet
Digital Cameras Screen for viewing pictures Resolution or pixel depth is important – higher number of pixels, the better the picture quality Types of cameras: Point and shoot Semiprofessional SLR (or professional)
Point and Shoot Cameras Adjust settings, like focus and exposure, automatically. Most have resolution ranging between 2-4 mega pixels (or 2 - 4 million pixels) More affordable than other types.
Semiprofessional Cameras More expensive than point and shoot More control over picture taking process Can manually adjust some settings Resolution usually ranges between 4-6 mega pixels
Professional cameras Even more expensive Designed for professional photographers High resolution Fast-focusing lenses Ability to take large number of pictures at high speed
Photo Management Transfer pictures to computer using a USB cable Sort & organize your pictures using photo management software Some software allows you to compress & fine tune pictures Examples: Microsoft Digital Image 2006, Picasa
Basic Photo Editing You can improve appearance of pictures by: Adjusting brightness Adjusting contrast Adjusting color Crop Resize Image courtesy of Prairie Kittin via Flickr
Advanced Photo Editing Enhance and add special effects to pictures Remove blemishes, red-eye Change backgrounds Add text
Photo Printing Types of personal photo printers: Black and white or color printers Color inkjet printers Dye sublimation printers
Photo printing Types of professional photo printers: Used in print labs Use special imaging devices to expose regular photo paper True-photographic quality