Product Description
Optical Alidade: PT-2840
28x Optical Alidade w. Plane Table and Tripod
Highlights
Model: PT-2840
1.Plane-table Optical Alidade
2.Replacement of Wild Alidade K2
3.Reversed Image, 28x Telescope
4.Plane Table
5.Wooden Tripod
6.Tool Kit
Specifications
Model: PT-2840
Geodetic Instrument,Replacement of "The 1953 Wild Heerbrugg K2 Alidade".Specially designed for topographic surveying by graphic methods. It can also measure horizontal distance and elevation. It has found a wide application in the field of surveying teachings.
1.Accuracy
1)Standard Deviation of measured topography at 100m: ±3dm
2)Standard Deviation in Vertical Measurement of Angle: Outdoor: ±30"; Indoor: ±20"
2.Telescope
1)Image of Telescope: Reversed
2)Magnification: 28x
3)Clear Objective Aperture: 40mm
4)Shortest Focusing Distance: 2m
5)Resolution Power: 1°20'
6)Multiplication Constant: 100
7)Additive Constant: 0
3.Bubbles
1)Vertical Plate Bubble: 30"/2mm
2)Column Plate Bubble: 60"/2mm
3)Independent Circular Bubble: 8"/2mm
4.Glass Circle
1)Min. Vertical Graduation: 1°
2)Vertical Vernier: 10', estimated to 1'
5.Sliding Ruler
1)Length: 350mm
2)Working Length: 500mm
3)Movable Range: 0-25mm
4)Scale Ratio available: 1:500; 1:1000; 1:2000
6.Accessories
Independent Circular Bubble, Compass, Plumb Bob, Sunshade, Magnifier, Eyepiece, Dividers, Screwdriver, Adjusting Pins, Soft Brush, Dryer, Self-feed Lubricator, User Manual
Note: Any updating would be subject to change without prior notice!
Related Names
Surveying Instrument, Surveying Equipment, Surveying Accessory,Measuring Tool,Measuring Equipment, Mapping Tool, Mapping Equipment, Drafting Machine, Drafting Tool, Drawing Machine,Optical Alidade, Telescopic Alidade, Alidade Plate Table,Transit Alidade,Transit Survey,Transit Level
Packing Details
Model: PT-2840
1.Alidade
1)Alidade N.W.: 3.75kg (incl.Connect Base)
2)Qty./CTN: 1pc
3)G.W./CTN:10kg
4)Size/CTN: 0.057cbm (50cm×30cm×37cm)
2.Plane-Table
1)Dimensions: 600mm×600mm
2)QTY./CTN:1pc
3)G.W./CTN: 4kg
4)Size/CTN: 0.037cbm (64cm×64cm×9cm)
3.Wooden Tripod
1)QTY./CTN: 1pc
2)G.W./CTN: 7kg
3)Size/CTN: 0.05cbm (106cm×26cm×18cm)
4.Altogether
1)CTN No.: 3 cartons
2)G.W.: 21kg
3)Size: 0.145