Digital Communications II Unit 2: Photography Digital Communications II

Digital SLR and Point and Shoot Cameras

SLR Cameras Detachable lens for different distances Broader range of manual settings Large ISO settings Aperture Manual zoom Expensive Bulky

Point and Shoot Cameras Easy to use Automatic Limited manual settings Compact Lightweight Non-expensive

Components of a Digital Camera Storage media Battery Optical zoom Digital zoom Flash Preview mode Mode dial LCD screens

Storage Media SD card Memory stick Compact flash card Internal memory

Memory Cards vs. Internal Memory SD cards, memory sticks, and Compact Flash cards - removable storage devices. Internal memory – built in storage Internal memory space is limited. To remove the images from the internal storage a cable is required. Memory cards can be filled, removed and replaced with another memory card. Card readers enable you to move the pictures from the memory card to the computer.

Transferring Digital Images USB cables – used to transfer images from a camera to a computer Bluetooth – wireless transfer of images Card readers – input device that reads memory cards

Battery SLR cameras require a battery that will need to be recharged after hours of use A point and shoot camera requires lithium batteries, typically AA. Rechargeable batteries and a battery charger can be purchased.

Battery, cont. SLR Camera Point and Shoot

Optical Zoom Zoom that physically increases the length of the lens, essentially creating a magnifying glass; produces a higher quality lens.

Digital Zoom Zoom takes a portion of the image and enlarges it electronically; the image quality is reduced since digital zoom enlarges the same set of pixels without adding detail

Flash A device used in photography producing a flash of artificial light

Preview Mode Used to review images taken

Mode Dial Used to change camera functions

LCD Screens Allows user to see what the image will look like

Composite Techniques Rule of thirds Point of view Frame movement

Rule of Thirds Arrangements of elements in a picture Image is broken down into 9 equal parts Points of interest should occur at 1/3 or 2/3 Creates strong focal points

Point of View Position, direction, and height of a camera Change the way your subject is perceived by changing the camera position Make actor look taller Change the mood of a photo

Point of View, cont.

Frame Movement A frame is an image frozen in the process of movement and represents the object's position at a specific point in time.

Framing Where the foreground frames what is being photographed in the background

Into the Frame The subject typically should be moving toward or facing the center of the photo

Basic Framing Shots Long shot Mid shot Close-up Extreme close-up

Long Shot A framing technique used to capture the environment and full body of subject

Mid Shot A framing technique that captures the subject from the waist up

Close-up Framing technique that captures the head and shoulders of the subject

Extreme close-up A framing technique that cuts off top of head and chin of subject

Camera Resolution The quality or sharpness of an image, usually measured in pixels per inch; the more pixels, the higher the resolution

Megapixels One million pixels; describes the size of the images captured by a camera

File Management Construct a file management system for photos Organization Folders Event Date Name or date pictures

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