About
Product Details
| Telescope | |
| Length | 149 mm 152 mm (L Models)*³ |
|---|---|
| Aperture | 45 mm |
| Magnification | 30X |
| Image | Erect |
| Field of View | 1°30’ (26 m / 1,000 m) |
| Resolving Power | 2.5” |
| Minimum Focus | 0.9 m 1.0 m (L Models)*³ |
| Stadia Ratio | 100 |
| Stadia Constant | 0 |
| Angle Measurement | |
| Method | Rotary absolute encoder |
| Detecting | Horizontal: 1 side Vertical: 1 side |
| Minimum Reading |
5” Model: 1” (0.0002 gon / 0.01 mil) / 5” (0.001 gon / 0.1 mil) 7” Model: 5” (0.002 gon / 0.05 mil) / 10” (0.005 gon / 0.1 mil) 9” Model: 10” (0.002 gon / 0.05 mil) / 20” (0.005 gon / 0.1 mil) |
| Accuracy | 5”, 7”, 9”*¹ |
| Display | |
| Unit | 2 sides for 5” and 7” models 1 side for 9” model |
| Tilt Angle Compensation (5” and 7” Models) | |
| Type | Automatic vertical compensator |
| Range of Compensation | ±3’ (±0.0555 gon) |
| Compensation Constant | Adjustable, simultaneous with vertical angle zeroing |
| Optical Plummet | |
| Magnification | 3X |
| Minimum Focus | 0.5 m |
| Sensitivity of Levels | |
| Circular Level | 10’ / 2 mm |
| Plate Level | 30” / 2 mm |
| Power Supply | |
| Mode | 4 AA dry cells or BDC71 (optional accessory) |
| Operating Time (4 AA Alkaline Batteries) | |
| Theodolite only | ~ 250 hours |
| Laser only (L Models) | ~ 80 hours |
| Theodolite and laser (L Models) | ~ 55 hours |
| Operating Time (BDC71) | |
| Theodolite only | ~ 300 hours |
| Laser only (L Models) | ~ 100 hours |
| Theodolite and laser (L Models) | ~ 70 hours |
| Laser Pointer (L Models) | |
| Signal Source | Red laser diode (633 nm) |
| Maximum Output | 0.6 mW |
| Laser Class | Class 2 |
| Laser Beam Range | 50 m (in daylight) |
| Hardware | |
| Ingress Protection | IP66 (JIS C 0920 : 2003) |
| Operating Temperature Range | −20°C to 50°C (−4°F to 122°F)*² |
| Storage Temperature Range | −30°C to 60°C (−22°F to 140°F) (no condensation) |
| Size (with handle) | 5” and 7” Models: 173 × 181 × 318 mm 9” Models: 173 × 174 × 318 mm |
| Weight (with batteries and holder) | 5” and 7” Models: 4.1 kg (9.04 lb) 9” Models: 4.0 kg (8.82 lb) |
*¹ Standard deviation under ISO 17123-3
*² Battery performance and temperature limits may vary depending on conditions
*³ Applies to L models only
Product Details
| Telescope | |
| Length | 149 mm 152 mm (L Models)*³ |
|---|---|
| Aperture | 45 mm |
| Magnification | 30X |
| Image | Erect |
| Field of View | 1°30’ (26 m / 1,000 m) |
| Resolving Power | 2.5” |
| Minimum Focus | 0.9 m 1.0 m (L Models)*³ |
| Stadia Ratio | 100 |
| Stadia Constant | 0 |
| Angle Measurement | |
| Method | Rotary absolute encoder |
| Detecting | Horizontal: 1 side Vertical: 1 side |
| Minimum Reading |
5” Model: 1” (0.0002 gon / 0.01 mil) / 5” (0.001 gon / 0.1 mil) 7” Model: 5” (0.002 gon / 0.05 mil) / 10” (0.005 gon / 0.1 mil) 9” Model: 10” (0.002 gon / 0.05 mil) / 20” (0.005 gon / 0.1 mil) |
| Accuracy | 5”, 7”, 9”*¹ |
| Display | |
| Unit | 2 sides for 5” and 7” models 1 side for 9” model |
| Tilt Angle Compensation (5” and 7” Models) | |
| Type | Automatic vertical compensator |
| Range of Compensation | ±3’ (±0.0555 gon) |
| Compensation Constant | Adjustable, simultaneous with vertical angle zeroing |
| Optical Plummet | |
| Magnification | 3X |
| Minimum Focus | 0.5 m |
| Sensitivity of Levels | |
| Circular Level | 10’ / 2 mm |
| Plate Level | 30” / 2 mm |
| Power Supply | |
| Mode | 4 AA dry cells or BDC71 (optional accessory) |
| Operating Time (4 AA Alkaline Batteries) | |
| Theodolite only | ~ 250 hours |
| Laser only (L Models) | ~ 80 hours |
| Theodolite and laser (L Models) | ~ 55 hours |
| Operating Time (BDC71) | |
| Theodolite only | ~ 300 hours |
| Laser only (L Models) | ~ 100 hours |
| Theodolite and laser (L Models) | ~ 70 hours |
| Laser Pointer (L Models) | |
| Signal Source | Red laser diode (633 nm) |
| Maximum Output | 0.6 mW |
| Laser Class | Class 2 |
| Laser Beam Range | 50 m (in daylight) |
| Hardware | |
| Ingress Protection | IP66 (JIS C 0920 : 2003) |
| Operating Temperature Range | −20°C to 50°C (−4°F to 122°F)*² |
| Storage Temperature Range | −30°C to 60°C (−22°F to 140°F) (no condensation) |
| Size (with handle) | 5” and 7” Models: 173 × 181 × 318 mm 9” Models: 173 × 174 × 318 mm |
| Weight (with batteries and holder) | 5” and 7” Models: 4.1 kg (9.04 lb) 9” Models: 4.0 kg (8.82 lb) |
*¹ Standard deviation under ISO 17123-3
*² Battery performance and temperature limits may vary depending on conditions
*³ Applies to L models only
Topcon
Topcon
SKU:TO-1034419-04
Topcon DT-300 Series Digital Theodolite With Optical Plum
- Regular price
- $5,040.00
- Sale price
- $5,040.00
- Regular price
-
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