FILM 1020 Chapter Notes - Chapter 3-6: Flash Memory, Dioptre, Exit Pupil
Document Summary
The lens: forms an image onto camera"s sensor; most have controls for focus, brightness of the image, and zoom lenses magnify the image by changing focal length. The sensor: electronic chip that converts the image into a grid of electrical charges. Digital signal processor: digitizes electrical charges from the seonsor and converts them into a digital video signal; may adjust colour and tonal reproduction, set frame rate / length of exposure using shutter, sensitivity of the sensor. Viewfinder: small monitor viewed through an eyepiece. Recording system: stores video signal on flash media, hard drive, tape or disk. Audio recording: built-in or attached microphones / plugs for external mics. Power supply: rechargeable batteries or plugging into ac power supply. Timecode: hour:minute:second:frame timestamp for each frame (for postproduction) Format: resolution, type of compression, data rate, choice of progressive or interlace scanning (see chapters 1-2)
