Accession Number:

AD0287211

Title:

COHERENT OPTICAL SURVEILLANCE DEVICES

Descriptive Note:

Corporate Author:

ELECTRO-OPTICAL SYSTEMS INC PASADENA CALIF

Personal Author(s):

• BRADBURY,RICHARD E.

Report Date:

1962-08-30

Pagination or Media Count:

1.0

Abstract:

A gas cell phase shifter was assembled and is undergoing preliminary tests. For the purpose of calibrating the phase shifter, a photomultiplier fringe detection system was adapted to a Twyman-Green interferometer. Initial work has begun on the differential phase shift interferometer. Author

Descriptors:

• *AERIAL RECONNAISSANCE
• *INFRARED DETECTORS
• *LASERS
• *OPTICAL EQUIPMENT
• *PHASE SHIFT CIRCUITS
• DESIGN
• HELIUM
• INTERFEROMETERS
• MATHEMATICAL ANALYSIS
• NEON
• PHASE DETECTORS
• PHOTOMULTIPLIER TUBES
• POWER DIVIDERS

Subject Categories:

Distribution Statement:

APPROVED FOR PUBLIC RELEASE