Nikon NE-103 Engineering Theodolite
Nikon Engineering Theodolites – Aligning Strength and Accuracy
The Nikon NE-103 engineering theodolites is an ideal choice for a wide range
of construction engineering alignment applications, including alignment control, tilt-up walls,
curtain walling and steel column erection. And, with an IPX6 waterproof rating, these ruggedly
designed instruments maintain their performance year after year, even in the harshest of
jobsite conditions.
Feature and Benefit
■ 5” angle accuracies
– Compensator on NE-103
■ Large display and keyboard
■ Alkaline (standard AA) batteries
with battery life indicator
■ IPX6 waterproofing
■ Illuminated display and telescope
■ Superior Nikon optics
Nikon engineering theodolites are precise, reliable and rugged.
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Description
The construction engineering industry demands stable products that hold their calibration and
provide reliable and accurate long-term performance. Using Nikon engineering theodolites,
engineering contractors and surveyors are assured a high level of control and durability through
many years of hard use.
The ergonomic keypad and display provide easy access to the powerful and accurate
measurement capabilities of the Nikon NE-103 theodolites. Large, easy-to-identify
buttons provide one-button operation for key functions. A large text display area makes
information easy to read and use on the job. This design provides for a very short learning
curve and utilization within a matter of minutes.
Specification
| Nikon NE-102 | Nikon NE-103 | |
| Angle Measurement | ||
| Reading system | photoelectric incremental encoder | photoelectric incremental encoder |
| Circle diameter | 79 mm (3.1 in) | 79 mm (3.1 in) |
| Unit of reading | degree/gon/mil | degree/gon/mil |
| Minimum digital reading | 5/10”, 1/2 mgon, 0.02/0.05 mil | 5/10”, 1/2 mgon, 0.02/0.05 mil |
| Accuracy (DIN 18723) | 5”/1 mgon | 5”/1 mgon |
| Telescope | ||
| Effective diameter of objective | 45 mm (1.8 in) | 45 mm (1.8 in) |
| Magnification | 30x | 30x |
| Image | erect | erect |
| Field of view (at 100m/100ft) | 1°20’ (2.3 m/2.3 ft) | 1°20’ (2.3 m/2.3 ft) |
| Minimum focusing distance | 0.7 m (2.3 ft) | 0.7 m (2.3 ft) |
| Stadia multiplier constant | 100 | 100 |
| Stadia additive constant | 0 | 0 |
| Reticle illuminator | Yes | Yes |
| Automatic Vertical Compensator | ||
| Type | – | liquid-electric detection |
| Working range | – | ±3’ (out-of-range warning provided) |
| Display / Keypad Front |
||
| Type | dot-matrix LCD (20 characters x 2 lines) | dot-matrix LCD (20 characters x 2 lines) |
| Backlight | 1-level illumination | 1-level illumination |
| Keypad | 5 buttons | 5 buttons |
| Rear | ||
| Type | dot-matrix LCD (20 characters x 2 lines) | dot-matrix LCD (20 characters x 2 lines) |
| Backlight | 1-level illumination | 1-level illumination |
| Keypad | 5 buttons | 5 buttons |
| Optical Plummet | ||
| Magnification | 3x | 3x |
| Field of view | 5° | 5° |
| Focus range | 0.5 m (1.6 ft) to infinity | 0.5 m (1.6 ft) to infinity |
| Level Sensitivity | ||
| Plate level | 30”/2 mm | 30”/2 mm |
| Circular level | 10’/2 mm | 10’/2 mm |
| Leveling Base | ||
| Type | detachable | detachable |
| Ambient Temperature Range | ||
| –20 to 50 C (–4 TO 122 °F) | –20 to 50 C (–4 TO 122 °F) | |
| Environmental Rating | ||
| IP56 | IP56 | |
| Dimensions | ||
| Instrument | 153.5 x 172 x 334 mm (6.0 x 6.8 x 13.1 in) | 153.5 x 172 x 334 mm (6.0 x 6.8 x 13.1 in) |
| Weight | ||
| Instrument | 4.5 kg (9.9 lb) | 4.6 kg (10.1 lb) |
| Carrying case | 3.9 kg (8.6 lb) | 2.5 kg (5.4 lb) |
| Power Supply | ||
| Battery type | 1.5 V AA x 6 | 1.5 V AA x 6 |
| Continuous operating time (at 68 °F/20 °C) | 48 hours | 48 hours |
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