procurement of land surveying lab equipments refer tender notice , land surveying lab equipments , dumpy level made up of brass and gun metal along with standard accessories in a box with aluminum telescopic tripod stand in a water proofcover with operational manual tool kit. specifications: • image –erect, magnification – 24 x or higher • length of telescope – 175mm • clear objective aperture – 40mm • stadia rod – 1:100 • field of view – 1 degree 15 minutes • resolution – 0.01 cm at 100meter • plate of bubble size – 10mm x 45.5mm • sensitivity – 45 seconds / 2 mm • short focus – 2.5mm , transit theodolite vernier transit theodolite made up of brass / gun metal along with standard accessories in a highly polished wooden box with aluminum telescopic tripod stand in a waterproof cover. specifications: • image –erect, equivalent focal length – 178mm • magnification – 25 x or higher • effective aperture objective – 38mm • field of view – 2.6 meters at 100 meters • shortest focusing distance – 1.5meter • stadia multiplying constant – 1:100 • resolving power – 4 seconds, stadia additive constant – 0 • diameter of horizontal circle – 113mm • diameter of vertical circle – 100 mm • graduation interval – 20 minutes, • reading with vernier – 20 seconds • plate level sensitivity – 45 seconds / 2mm • vertical circle level – 1 minute / 2 mm , cross staff - wooden cross staff with iron rod. , prismatic compass - 100mm dia made of brass in case with aluminum stand. , chain - 30 meter - 30m survey chain with brass links with 10 arrows. => limited