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National Stock Number:
6695-00-490-2475
Federal Supply Class:
6695
National Item Identification Number:
004902475
Description:
METER,ILLUMINATION INTENSITY
Detail:
AN ITEM DESIGNED TO MEASURE AND INDICATE THE ILLUMINATION INTENSITY.
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Manufacturer Information:
| 6800 | 31922 | LEEDS AND NORTHRUP CO A UNIT OF GENERAL SIGNAL CORP |
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Techincal Specification:
| ENTRY DATE | 80-04-01 | | FSC APPLICATION DATA | GENERAL PURPOSE USE | | FUNCTIONAL CLASSIFICATION | AA-5.8 | | FUNCTIONAL DESCRIPTION | COMPACT,PORTABLE PHOTOMETER FOR MEASURING ILLUMINATION ON SURFACES (FOOT CANDLES),AND TO DETERMINE BRIGHTNESS OF ILLUMINED SURFACES OR ILLUMINATING SOURCES (CANDLES PER SQ FT) AND LUMINOUS INTENSITY OF SOURCES (CANDLES); OPERATES ON SOUND BALANCE PRINCIPLE AND COMPARES MEASURED QUANTITY WITH A CERTIFIED STANDARD | | OVERALL LENGTH | 17.000 INCHES NOMINAL | | OVERALL THICKNESS | 6.750 INCHES NOMINAL | | OVERALL WIDTH | 10.000 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ILLUMINOMETER | | SPECIAL FEATURES | 3 VDC POWERED BY 2 1.5 V BBATTERIES; RANGE 1 TO 25 FC, EXTENDED BY MEANS OF 2 ABSORBING SCREENS TO 0.01 TO 2500 FC; INCLUDES CARRYING CASE, ILLUMINATOR TUBE (FOR COMPARISON OF EQUALITY OF BRIGHTNESS), 2 STANDARD LAMPS, CONTROLLER (THIS INCLUDES MILLIAMMETER, BATTERY FOR LAMPS, STANDARD LAMP); ABSORPTION SCREENS FACTOR WITHIN RANGE OF 8.3 TO 12.7 AND 83 TO 167; WEIGHT 18 LBS | | REFERENCE DATA AND LITERATURE | LEEDS AND NORTHRUP HANDBOOK,CIRCULAR E-72(1) ON PHOTOMETRY | | RELATIONSHIP TO SIMILAR EQUIPMENT | SIMILAR TO METER,FOOT CANDLE,PHOTOELECTRIC,NSN 6695-515-5256 |
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