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Specification Chart
Technical-Parameter | SDJ-02 | ||
TELESCOPE | Image | Erect | |
Magnification | 30x | ||
Clear Objective aperture | 45mm | ||
Angle of field of view | 1°30′ | ||
Shortest stadia | 1.35m | ||
Stadia multiplying constant | 100 | ||
Stadia additive constant | 0 | ||
Resolving power | 3″ | ||
MEASURING ANGLE SYSTEM | Method of measuring angle | Incremental mode readings of photoelectricity | |
Minimum reading | 1″, 5″ | ||
Method of detecting | H:Two side V:One side | ||
Accuracy of measuring angle | 2″ | ||
Angle unit | DEG MIL GON | ||
Display | two faced LCD | ||
COMPENSATOR | Tilt sensor | plumb compensation automatically | |
Range of compensator | ±3′ | ||
PLUMMET | Optical | Image | Erect |
Magnification | 3x | ||
Angle of field of view | 5° | ||
Focusing range | 0.5m~8 | ||
Bubble | Accuracy of plate bubble | 30″/2mm | |
Accuracy of circular bubble | 8′/2mm | ||
Working environment temperature | -20oC+50oC | ||
Power Supply | Battery | Dry battery or charged nickel-hydrogen battery | |
Power Voltage | 4.8V | ||
Continuous operating time | 36h | ||
Weight of theodolie | 4.6kg | ||
Dimensions | 164 x 154 x 340mm |
Specification Chart
SPECIFICATIONS | J2-2 |
Horizontal Standard Deviation | ± 2″ |
Vertical Standard Deviation | ± 6″ |
Telescope | Erect |
Magnification | 30× |
Clear objective aperture | 40mm |
Shortest focusing distance | 1.6m |
Field of view at 1000m | 24m |
Multiplication factor | 100 |
Additive constant | 0 |
Min. Reading | 1′ |
Bubble sensitivity per 2mm run | |
Circular | 8′ /2mm |
Plate | 20″ /2mm |
Automatic vertical index(magnetic damping) | |
Setting accuracy | ± 0.3″ |
Working range | ± 3′ |
Smallest interval of optical micrometer | 1″ |
Operating Temp | -30o ~ +50o |
Net Weight | 6kg |
Specification Chart
Specifications | ET – 02 |
Angle Measurement | |
Measuring Method | Absolute Code |
Raster Diameter | 79mm |
Min Display Unit | 1″/5″ Selectable |
Accuracy | 2″ |
Horizontal Angle | Dual |
Vertical Angle | Dual |
Telescope | |
Image | Erect |
Tube Length | 157mm |
Effective Aperture | 45mm (EDM:50mm) |
Magnification | 30x |
Field of view | 1°30′ |
Minimum Focusing Distance | 1.4m |
Resolving Power | 3″ |
Stadia Ratio | 100 |
Stadia Constant | 0 |
Auto Compensator | |
System | Liquid-Electric Detection |
Work Range | ±3′ |
Resolving Power | 1″ |
Vial | |
Plate Vial | 30″/2mm |
Circular Vial | 10′/2mm |
Optical Plummet | |
Image | Erect |
Magnification | 3x |
Focusing Range | 0.5m~∞ |
Field of View | 5° |
Display | |
Type | LCD Display 2 Sides |
On-Board Battery | |
Power Supply | Rechargeable Ni-H Battery/AA Battery |
Voltage | DC 6V |
Continuous Operation Time | 10 Hours |
Size & weight | |
Dimension | L145xH318xW179 |
Weight | 5.2Kg |