Traverse Tribrach Adapter with Optical Plummet
• 2.5X optical plummet
• 60-second plate vial, adjustable
• Precision-machined axis rotates 360º
• Compatible with all prisms with a 24.9 mm bayonet base
• Adjustable height : 100 mm-to-120 mm
• Fits all standard three-prong tribrachs
• The over point accuracy is 0.5 mm at 1.5 m
The Plane Table Surveying Instruments include standard accessories like Trough Compass, Spirit level, Canvas cover, Plumbing Fork etc., and is also with a fitted tripod.
Uses of Plane Table in Engineering Surveys:
• Maps preparation
• Recording topography
Accessories included in Plane Table Surveying Instruments:
• Plane Table Board 750 x 600 mm, thickness 22mm & 16mm
• Carrying Bag for Board
• Teak wood Polished Stand
• Stand Rigid Brass Head & Plate,
• Magnet Trough compass brass
• Spirit Level brass
• Sight van 24"
• Plumbing Fork
• Plumb Bob
We are supply of high quality Pole Holders for prisms.
These have been manufactured using the finest quality of aluminium and brass, in order to ensure their strength and durability.
We provide the poles in the shape of a tripod for increased sturdiness while holding prisms and other survey instruments.
We also offer customization and can supply these products in accordance with the demands of our clients.
The specifications of the Pole holder :
• Manufactured using fine quality aluminium and brass
• High on parameters like strength and durability
• Improved sturdiness while holding survey instruments
• Made of Aluminium/brass.
• Size 100mm, 125 mm, 150 mm dia.
• Complete in Case with Aluminium Telescopic/Rigid/Wooden Tripod.
• Aluminium circle consist of a needle graduated to 30min (0.5) graduations.
• Painted with water proof paints.
• Carrying cases are made of Fibre with carrying straps. Least count 30'.
Size 178 mm /7 Internal focusing, anti reflection coated optics with tilting arrangement and Fitted with revolving horizontal circle graduated to read 6 minutes with vernier and a provision to preset zero degree quickly.
The tilting drum is graduated to read 1 : 5000 is incorporated for fine adjustment and accuracy.
Supplied with accessories and adjusting tools Packed in PVC Plastic box with Aluminium telescopic stand in carrying canvas cover.
Rain gauge is designed to measure the precipitation. This small Version consisting of upper and lower housing part, measuring cylinder; Housing made of stainless steel, orifice rim made of brass.
Type 7019.0000 can be supplied with a receiving area of 100 cm2. (This type is not conforming to meteorological standards).
• Receiving area : 100 cm².
• Rain measure (graduated glass) : 250 cm³.
• Measuring range : 0 t0 25 mm precipitation (relative to a receiving area of 100 cm²).
• Graduation : 1/1 mm precipitation.
• Dimensions : dia 115 mm; height 300 mm.
• Weight : approx. 0.8 kg.
Ranging Rod that made of steel conduct pipe of 25mm dia.
Alternatively painted international orange & white.
Fitted with strong iron shoe at the bottom.
Sizes Available :
• Size 2 meter single
• Size 3 meter single
• Size 2 meter 2 fold
• Size 3 meter 3 fold.
• 100 braced links.
• 2 rings per link.
• 0.10 wire.
• Cast brass handles.
• Adjustable calibration and tally tags at ± 10, 20, 30, 40 and centre on side rings.
• Measuring chains with brass handles and arrows 20 m, 30 m, 40 m and 50m.
• Compass survey is a method of surveying by taking bearings and linear distances to produce plan.
• Bearing is measured using prismatic compass, while the linear distance is measured using measuring tape.
• Bearing in compass surveying means angle is made by chain line or survey line by referring it to magnetic meridian or magnetic north.
• With steel pole Size 1.5mm dia with tilting type
• With steel pole Size 1.5mm dia without tilting type
• With steel pole Size 2.0mm dia with tilting type
• With steel pole Size 2.mm dia without tilting type