Soundproof camera housing to prevent mechanical noise from being picked up by the microphones Many modern cameras are self-blimped, i e, built to operate noiselessly
A housing a noisy camera is put in so all the sound equipment will not pick up extra sounds from the camera Originally the cameras were placed in old refrigerators with windows cut in them so the shot could happen
Solid cover for a motion picture camera designed to contain camera noise completely A "barney" is a padded cover designed to reduce camera noise while still allowing hand holding and portability
A blimp is the same as an airship. someone, especially an old man, with old-fashioned political ideas - used to show disapproval (Colonel Blimp, a cartoon character invented by David Low)