TESTS OF WALLACE AND TIERNAN FA-240 RANGE LIGHT.
COAST GUARD BALTIMORE MD FIELD TESTING AND DEVELOPMENT CENTER
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The shape and intensity of the beam emitted from the FA-240 Range Light with different lenses and 12-volt lamps were investigated. The report concludes that the flatlite lens should not be used with a 12-volt lamp and that the advertised intensity values for the range light are overrated. Author
- Optical Detection and Detectors