Nikon Engineering Theodolites ( NE-103/ NE-102) Nikon’ s world-renowned optics with a 30x telescope give you brighter, clearer images. And it’ s waterproof, with an IPX6 rating. That means the NE-103 and 102 can withstand a powerful jet of water with no harmful effects. So you can count on reliable performance in tough field conditions.

NE-102

NE-103

TELESCOPE

Effective diameter of objective :

1.77 in ( 45 mm)

1.77 in ( 45 mm)

Magnification :

30x

30x

Image :

erect

erect

Field of view ( @ 100 ft/ 100 m) :

1º 20' ( 2.3 ft/ 2.3 m)

1º 20' ( 2.3 ft/ 2.3 m)

Shortest focusing distance :

2.3 ft ( .75 m)

2.3 ft ( .75 m)

Stadia multiplier constant :

100

100

Stadia additive constant :

Reticle illuminator :

provided

provided

ANGLE MEASUREMENT

Reading system :

photoelectric

photoelectric

incremental encode

incremental encode

Circle diameter :

3.1 in ( 79 mm)

3.1 in ( 79 mm)

Unit of reading :

degree/ gon/ mil ( selectable)

degree/ gon/ mil ( selectable)

Minimum digital reading :

5/ 10" , 1/ 2 mgon,

5/ 10" , 1/ 2 mgon,

0.02/ 0.05 mil

0.02/ 0.05 mil

Accuracy ( DIN 18723) :

5" / 1 mgon

5" / 1 mgon

AUTOMATIC VERTICAL COMPENSATOR

Type :

-

liquid electric detection

Working range :

-

± 3' ( out of range warning

provided)

DISPLAY

Type :

dot matrix LCD, both sides

dot matrix LCD, both sides

20 character x 2 lines

20 character x 2 lines

Illumination :

backlight illumination provided

backlight illumination provided

KEYPAD

Location :

both sides

both sides

OPTICAL PLUMMET

Magnification :

3x

3x

Field of view :

5º

5º

Focus range :

1.6 ft ( 0.5 m) to infinity

1.6 ft ( 0.5 m) to infinity

LEVEL SENSITIVITY

Plate level :

30" / 2mm

30" / 2mm

Circular Level :

10' / 2mm

10' / 2mm

LEVELING BASE

Type :

detachable

detachable

INTERNAL POWER SOURCE

Type of batteries :

1.5V alkaline AA x 6

1.5V alkaline AA x 6

Continous operating time ( at 68º F/ 20 C) :

48 hrs

51 hrs

AMBIENT TEMPERATURE RANGE

-4 to 122º F ( -20 to 50 C)

-4 to 122º F ( -20 to 50 C)

DIMENSION

Instrument ( L x W x H) :

6.0 x 6.8 x 13.1 in

6.0 x 6.8 x 13.1 in

( 153.5 x 172 x 334 ) mm

( 153.5 x 172 x 334 ) mm

WEIGHT

Instrument :

9.9 lbs ( 4.5 kg)

10.1 lbs ( 4.6 kg)

Plastic carrying case :

8.6 lbs ( 3.9 kg)

8.6 lbs ( 3.9 kg)