sight & fore-sight for easy and accurate alignment of staves, very sensitive bubble of 40 sec. accuracy and 8 minutes sensitive circular bubble is built in the tribrach for quick primary setting of the instrument. All the movable parts including axis set & foot screws are made of gun metal & brass. The tilting drum […]
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Size 178 mm (7’’), Internal focusing fitted with tilting drum graduated to read 1: 5000 with horizontal circle. A 45 sec . sensitive bubble is mounted on side of the telescope and8 minute sensitive circular bubble is built in the tribrach. All moveable parts including axis set & foot screws are made of gun metal
Size178 mm (7’’), Internal focusing fitted with tilting drum graduated to read 6 minutes with Vernier and can be quickly preset to zero degree. A 45 sec. sensitive bubble is mounted on side of the telescope and 8 minute sensitive circular bubble in built in tribrach. All moveable part are made of gun metal and
Improved soap with pattern is made of best quality well seasoned teak wood, Telescopic in three pieces, brass fitting and glued, thus greatly increasing its strength, stability and durability, Accurately machine divided and engraved to read 5mm Size 4 meters, long Size 5 meters, long Size 6 meters, long
