a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen | a protective covering consisting of netting; can be mounted in a frame |
| a covering that serves to conceal or shelter something |
| a strainer for separating lumps from powdered material or grading particles |
| partition consisting of a decorative frame or panel that serves to divide a space |
| a protective covering that keeps things out or hinders sight |
| the display that is electronically created on the surface of the large end of a cathode-ray tube |
| a white or silvered surface where pictures can be projected for viewing |
| the personnel of the film industry |