|
|
|
National Stock Number:
6675-01-193-6581
Federal Supply Class:
6675
National Item Identification Number:
011936581
Description:
TRANSIT
Detail:
AN INSTRUMENT HAVING TWO COAXIAL CENTERS, ONE INSIDE THE OTHER. A TELESCOPE IS ATTACHED TO THE INNER CENTER AND MOUNTED IN SUCH A MANNER THAT IT MAY BE ROTATED IN VERTICAL OR HORIZONTAL ARCS. THE OUTER CENTER CARRIES THE HORIZONTAL SCALE. THE TELESCOPE AND HORIZONTAL CIRCULAR SCALE MAY ROTATE ABOUT THE SAME AXIS, INDEPENDENT OF EACH OTHER, OR INTEGRALLY, AS A SINGLE UNIT. THE SCALES ARE READ VISUALLY BY MEANS OF VERNIERS. THE INSTRUMENT IS USUALLY LEVELED BY MEANS OF FOUR LEVELING SCREWS. IT IS USED FOR MEASURING HORIZONTAL, OR HORIZONTAL AND VERTICAL ANGLES. EXCLUDES TRANSIT, POCKET.
|
Manufacturer Information:
| TT-400 | 11451 | NIKON INC INSTRUMENT DIV |
|
Techincal Specification:
| EFFECTIVE APERTURE SIZE | 1.300 INCHES NOMINAL | | ACCESSORY COMPONENTS AND QUANTITY | MAGNIFIER,1; SCREWDRIVER,1; ADJUSTING WRENCH,1; PLUMB-BOB WITH HANGER,1; SUNSHADE,1; DUST CAP,1; RAIN COVER,1; ADJUSTING PINS | | CARRYING CASE | PROVIDED | | COMPASS | INCLUDED | | DIAMETER MAGNIFYING POWER | 24.0 NOMINAL | | FOCUSING TYPE | EXTERNAL | | HORIZONTAL CIRCLE DIAMETER | 4.600 INCHES NOMINAL | | HORIZONTAL CIRCLE VERNIER QUANTITY | 1 | | ILLUMINATED FEATURE | NOT INCLUDED | | SIGHTING DEVICE TYPE | TELESCOPE | | SPECIAL FEATURES | HORIZONTAL CIRCLE MINIMUM GRADUATION UNIT 30.0 FEET AND 1.0 MINUTE | | STADIA HAIR | INCLUDED | | TELESCOPE LENGTH | 7.670 INCHES NOMINAL | | TELESCOPE LEVEL VIAL | INCLUDED | | TELESCOPE TYPE | ERECTING | | TRIPOD | NOT INCLUDED | | VERTICAL CIRCLE | NOT INCLUDED |
|
|