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National Stock Number:
6540-01-072-7983
Federal Supply Class:
6540
National Item Identification Number:
010727983
Description:
PERIMETER,OPHTHALMIC
Detail:
AN APPARATUS FOR DETERMINING THE EXTENT OF THE PERIPHERAL VISUAL FIELD ON A CURVED SURFACE.
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Manufacturer Information:
| 35 111 00 | 25198 | HOUSE OF VISION INC THE |
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Techincal Specification:
| CURRENT RATING IN AMPS | 0.500 FIRST | | CURRENT RATING IN AMPS | 4.350 SECOND | | CURRENT TYPE | AC | | DESIGN DESIGNATION | GOLDMAN | | LAMP QUANTITY | 2 | | LAMP VOLTAGE RATING IN VOLTS | 6.0 | | LAMP WATTAGE RATING IN WATTS | 30.000 | | LAMPHOLDER QUANTITY | 2 | | SPECIAL FEATURES | 115 VOLTS; UTILIZE SPHERICAL PROJECTION TO PROVIDE DIRECT REGISTRATION OF ABSOLUTE TARGET BRIGHTNESS OF 31.5 ASB MAXIMUM AND SPHERE LUMINOSITY OF 1000 ASB MAXIMUM ON A 30 CM RADIUS PROJECTION HEMISPHERE SURFACE; SPRING-BALANCED,CENTER POSTED TABLE,WITH PRECISE BALANCE FOR INSTRUMENT WEIGHT; CONTAINS A TELESCOPE WITH MAGNIFICATION NOT LESS THAN 1.85X; ADJUSTABLE TARGET SIZE OF 64,16,4,1/4 AND 1/16 SQ MM WITH MINIMUM THREE BUILT-IN GRAY FILTERS HAVING RELATIVE LIGHT INTENSITY LEVELS RANGED FROM 0.0315 TO 1.00; THREE FILTER CAPS ATTACHMENT WITH RED,GREEN AND BLUE COLOR EACH; CHIN ADJUSTMENT RANGE: VERTICALLY-IN EXCESS OF 50 MM LATERALLY-IN EXCESS OF 80 MM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PERIMETER OPHTHALMOLOGICAL GOLDMANN SPHERCL PROJ TYPE115V60HZ AC | | SUPPLEMENTARY FEATURES | FOR REPLACEMENT CHART ORDER 6540-01-078-8682 |
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