- Author
- Woodward, N.
- Title
- Optical Aids.
- Coporate
- Hochiki Europe
- Journal
- Fire Prevention, No. 313, 20-21, October 1998
- Keywords
- fire safety | fire detectors | smoke detectors | fire alarm systems | false alarms
- Identifiers
- point-type detection; beam vs point-type detection; beams on high; area coverage; beam detection; comparison chart - beam detectors versus point-type detectors