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TopCon Total Stations: Specification Comparison

Nikon Total Station

 

 

GPT - 3005W GPT - 3007W

Telescope

 
Image Erect
Min. Focus Distance 1.3m (4.29ft)
Magnification 30x
Resolving Power 2.8"

Angle Measurement

Absolute reading
Detecting System H: 2 Sides V: 1 Side H: 1 Side V: 1 Side
Accuracy
(ISO 12857-2 1997) H & V
5" 7"
Minimum Reading 1"/5" 5"/10"

Distance Measurement

 
Measuring Range  
Non-Prism  Mode (Target: Kodak White)  
  Low light conditions 1.5 to 250m (5 to 820ft.)
Prism Mode
  Slight haze, moderate sunlight
  and light heat shimmer
3,000m (9,900ft.)
Measurement Accuracy  
  Non-Prism Mode Diffusing Surface
   1.5 to 25m (5 to 82ft.) ±(10mm) m.s.e.
   25m (82ft.) or more ±(3mm) m.s.e
  Prism Mode ±(2mm+2ppmxD) m.s.e D: Measuring distance (mm)
Measuring Time  
 Fine Measurement Mode 1mm: approx. 1.2sec (Initial 3 sec.)
0.2mm: approx. 3sec (Initial 4 sec.)
Coarse Measurement approx. 0.5sec (Initial 2.5 sec.)
Tracking Measurement approx. 0.3sec (Initial 2.5sec.)  

Display/Keypad

 
Display  
   Type Graphic LCD (160x64 pixels)
  2 sides 1 side

Data Storage

 
Internal Memory Approx. 10,000 points
Memory Card Drive CF card drive factory option -
Weight w/ handle and battery 5.4kg (12lb.)

Power Supply

 
Battery NiMH Battery BT-52Q
Output Voltage DC7.2 Volts
Operating Time  
  Cont. distance/angle measurement ~4.2 hours (Bluetooth On: 4.0 hours)
  Angle measurement only ~45 hours (Bluetooth On: 25 hours)
Recharging Time 1.8 hours

Dimensions

 
Size W 184mm x D 174mm x H 336mm (W 7.2 x D 6.9 x H 13.2)
Weight w/ handle and battery 3.2kg (7.1lbs)

Others

 
Bluetooth Yes
Protection against water and dust IP66 (with BT-52QA) (Based on the standard IEC 60529)