- Other Fishing Products[1]
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- Counters[3]
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- Loose Gemstone[2]
- Level Measuring Instruments[6]
- Theodolites[6]
- Navigation & GPS[4]
- Other Optics Instruments[6]
- Other Physical Measuring Instruments[5]
- Other Measuring & Analysing Instruments[6]
- Other Electrical Instruments[2]
- Laser Levels[6]
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- Nail Printer[6]
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- Other Hardware[4]
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- Height Measuring Instruments[4]
- Other Special Purpose Bags & Cases[6]
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- Tank Tops[2]
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- Other Service Equipment[2]
- Fiber Optic Equipment[1]
- Industrial Metal Detectors[6]
- Contact Person : Ms. Liu Ying
- Company Name : Beijing Youbang Jiantong Surveying Instruments Sales Co., Ltd.
- Tel : 86-10-85972458
- Fax : 86-10-85972125
- Address : Beijing,Beijing,ROOM 324-326, MOMA TOWER, No.199 CHAOYANG ROAD(NORTH), BEIJING P.R.CHINA
- Country/Region : China
- Zip : 100026
Optical plane table
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Optical plane table
1. ApplicationDP series optical plane table is designed on the principle of visual distance surveying, can be used to determine the distance and high different between two spot, and drew map directly. It is suitable for topography surveying in the field of town and rural program, farmland irrigation and water conservancy geology engineer design.
2. SpecificationsModel | DP5 | DP7 | DP10 |
1. telescope | |||
Magnification | 16X | 13X | 8X |
Objective aperture(mm) | φ30 | φ20 | φ14 |
Field of view | 1°40’ | 2°30’ | 2°30’ |
Resolving power | 6’’ | 10’’ | 13’’ |
multiplication constant | 100 | 100 | 100 |
addition constant | 0 | 180mm | 180mm |
Minimum visual distance | 3m | 3m | 2.5m |
Accuracy | ≤±5dm | ≤±7dm | ≤±10dm |
2. spirit level | |||
Vertical cycle level | 60’’/2mm | --- | --- |
Circular level | 8’/2nm | 8’/2nm | 8’/2nm |
3. Cycle | |||
Vertical cycle interval | 1° | 1° | 1° |
Vernier interval | 5’ | 10’ | 10’ |
Reading magnification | 2X | --- | --- |
4.parelled scale | |||
Length | 260mm | --- | 260mm |
moving range | 0-28mm | --- | 0-25mm |
5. plane table size | 500*600mm2 | 500*600mm2 | 500*600mm2 |
| 600*600mm2 | 600*600mm2 | 600*600mm2 |
6. Weight | |||
Net weight of alidade | 1.5kg | 1kg | 1kg |
Weight of complete set | 8.5kg | 8kg | 8kg |
Optical plane table
