Topcon ES105 Reflectorless Total Station
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General
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| Weight | 12.3 lbs (5.6 kg) |
| Dimensions | 7.5 in x 7.5 in x 13.7 in (19.1 cm x 19 cm x 34.8 cm) |
| Warranty | 2-year |
| Protection Class | IP66 (dust proof and powerful water jets and heavy seas resistant) |
| Internal Memory | 10,000 points |
| Guide Light | Green and red LED; Operating time: 1.3 to 150 m (4.3 to 490 ft) |
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Angle Measurement
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| Minimum Reading | 0.5-second/1-second |
| Accuracy | 5-second |
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Distance Measurement
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| Unit of Measure (distance display) | m/ft |
| EDM Accuracy (Precision) | ±(2mm + 2ppm x D) for prism; ±(3mm + 2ppm x D) for no prism |
| Minimum Reading | 500 m (1,640 ft) |
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Tilt Sensor/Compensator
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| Range | ± 6 |
| Type | Liquid |
| Method | Electronic Automatic |
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Battery/Power
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| Power Source | Rechargeable Li-ion battery |
| Battery Life | 36 hours |
| Battery Life Alert | yes |
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Telescope
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| Length of Tube | 6.7 in (17.1 cm) |
| Image | Erect |
| Diameter of Objective Lens (Aperture) | 1.9 in (48mm) EDM |
| Magnification | 30x |
| Field of View | 1 degree 30 arcmin |
| Resolving Power | 2.5 arcsec |
| Minimum Focus Distance | 1.3 m (4.3 ft) |
| Reticle Illumination | 5 brightness levels |
| Reflectorless | yes |
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Display and Keypad
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| Type | Black and white LCD |
| Sides | Dual |
| Keys | Alphanumeric |
| Backlight | yes |
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Temperature
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| Operating | -4Fº~140ºF (-20ºC~60ºC) |
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Applications
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| Surveying and Construction | yes |
| Mapping and GIS (geographic information systems) | yes |
| Utilities | yes |
| Environment Studies | yes |
| Geomarking | yes |
| Archaeology | yes |
| Accident Reconstruction | yes |
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Measurement Range (under fair weather conditions)
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| Single Prism | 4,000 m (13,123 ft) |
| Triple Prism | 5,000 m (16,404 ft) |
| No Prism | 500 m (1,640 ft) |
| Mini Prism | 500 m (1,640 ft) |
| Reflector Sheet | 500 m (1,640 ft) |
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Functions
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| Coordinate Measurement Point | yes |
| Angle and Distance Stake Out | yes |
| Stake Out Line | yes |
| Offsets | yes |
| Missing Line | yes |
| Remote Elevation | yes |
| Resection | yes |
| Area Calculation | yes |
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Measurement Time
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| Fine | 0.9-second |
| Rapid | 0.7-second |
| Tracking | 0.3-second |
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Laser Plummet
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| Accuracy | ±1.0 mm/1.3 m |
| Class | 2 |
| Wavelength | 635 nm |
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Interface
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| Bluetooth | Class 1 LongLink technology |
| USB | Type A and mini B |
| Pin Port | RS-232C |
