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OPTICAL BEACON [2 records]
Record 1 - internal organization data 2002-06-25
Record 1, English
Record 1, Subject field(s)
- Spacecraft
Record 1, Main entry term, English
- point-ahead assembly
1, record 1, English, point%2Dahead%20assembly
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- point ahead assembly 2, record 1, English, point%20ahead%20assembly
correct
- PAA 2, record 1, English, PAA
correct
- PAA 2, record 1, English, PAA
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Optical Head(OH). The OH is typically located outside the spacecraft and performs the critical functions of generating and pointing the transmit laser beam and acquiring and tracking the received beacon and receive laser beams. Major elements of the OH are :-Coarse pointing assembly used for steering the terminal line of sight.-Optical subsystem comprising telescope, optical bench and beacon collimator.-Fine pointing assembly(FPA) : This is a mechanism used in conjunction with the tracking sensor to provide the tracking function for the terminal.-Point ahead assembly(PAA) : This is similar to the FPA and is used to introduce the required point ahead offset to the transmit beam.-Acquisition sensor(AS) : This is a wide field of view sensor used during acquisition for the identification and location of the partner terminal.-Tracking sensor(TS) : This is a fast sensor that operates in a closed loop with the FPA. 2, record 1, English, - point%2Dahead%20assembly
Record 1, French
Record 1, Domaine(s)
- Engins spatiaux
Record 1, Main entry term, French
- système de pointage en avant
1, record 1, French, syst%C3%A8me%20de%20pointage%20en%20avant
masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- système de pointage anticipé 1, record 1, French, syst%C3%A8me%20de%20pointage%20anticip%C3%A9
masculine noun
Record 1, Textual support, French
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 1984-06-01
Record 2, English
Record 2, Subject field(s)
- Optics
Record 2, Main entry term, English
- optical beacon 1, record 2, English, optical%20beacon
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, French
Record 2, Domaine(s)
- Optique
Record 2, Main entry term, French
- balise optique
1, record 2, French, balise%20optique
feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record 2, Spanish
Record 2, Textual support, Spanish
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