Digital Theodolite Nikon NE-103

Digital Theodolite Nikon NE-103 Product Details Rugged and Reliable, Ideal Digital Theodolites for engineering applications Designed for general construction and survey applications, Nikon NE-100 Series electronic digital theodolites from TDS give you accurate measurements in an affordable, easy-to-use platform. Nikon NE-100 Series theodolites can run 48 hours under normal operating conditions on a set of six AA alkaline batteries. Each of the four models has an ergonomic keypad with one-touch keys for all functions and a large, backlit LCD display help you work productively in the field. Main Features: • 5 or 10 " ( 5/ 10mgon, 0.01/ 0.02mil) angle reading • Vertical axis compensator ( only for NE-103) • Long battery life with alkaline batteries of 48 hours ( 47 hours for NE-103) • IP56 environmental performance • Nikon' s 30x bright and sharp telescope • Short focus distance of 0.7m • Clear and bright display with backlight illumination • Display for both sides • Simple user interface - one button operation Specifications: 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: 1° 20' ( 2.3ft @ 100 ft / 2.3m @ 100 m) 1° 20' ( 2.3ft @ 100 ft / 2.3m @ 100 m) Minimum focusing distance: 2.3 ft ( 0.7 m) 2.3 ft ( 0.7 m) Stadia multiplier constant: 100 100 Stadia additive constant: 0 0 Reticle illuminator: provided provided ANGLE MEASUREMENT Reading system: photoelectric incremental encoder photoelectric incremental encoder Circle diameter: 3.1 in ( 79 mm) 3.1 in ( 79 mm) Unit of reading: degree / gon / mil degree / gon / mil Minimum digital reading¹ : 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 AUTOMATIC VERTICAL COMPENSATOR — Type: — liquid-electric detection Working range: — ± 3' ( out-of-range warning provided) NE-102 NE-103 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: 1.6 ft ( 0.5 m) to infinity 1.6 ft ( 0.5 m) to infinity LEVEL SENSITIVITY Plate level: 30 " / 2 mm 30 " / 2 mm Circular level: 10' / 2 mm 10' / 2 mm NE-102 NE-103 LEVELING BASE Type: detachable detachable AMBIENT TEMPERATURE RANGE -4 TO 122 ° F ( -20 to 50 C) -4 TO 122 ° F ( -20 to 50 C) ENVIRONMENTAL RATING IP56 IP56 NE-102 NE-103 DIMENSIONS Instrument: 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 ( 153.5 x 172 x 334 mm) WEIGHT Instrument: 9.9 lbs ( 4.5 kg) 10.1 lbs ( 4.6 kg) Carrying case: 8.6 lbs ( 3.9 kg) 8.6 lbs ( 3.9 kg) POWER SUPPLY Battery type: 1.5V AA Alkaline x 6 1.5V AA Alkaline x 6 Continuous operating time ( at 68 ° F / 20C) 48 48 hrs