 |
Sokkia B40 Waterpass Deskripsi : B20 B30 B40 Automatic Levels Model B20 B30 B40 Telescope magnification 32x 28x 24x Objective aperture 42mm (1.7in.) 36mm (1.4in.) 32mm (1.3in.) Minimum focus 0.2m (7.9in.) from end of telescope, 0.3m (1.0ft.) from instrument center Accuracy* Without micrometer 0.7mm (0.03in.) 1.5mm (0.06in.) 2.0mm (0.08in.) With micrometer 0.5mm (0.02in.) - Compensator Type 4 wire pendulum compensator with magnetic damping system Working range ±15' Water protection IPX6 (IEC60529) Horizontal circle graduation 1º (1gon) Weight 1.85kg (4.1lb.) 1.7kg (3.7lb.) * Standard deviation for 1km double-run leveling....detail |
| www.dirtajayasurvey.com Nama: andy HP: 08787 6262 648 / 082 123 568 182 Telepon: 021-93404818 Email: andyjayasurvey@yahoo.co.id Nama: Bella HP: / 085 7178 24653 Email: dirta_bella@yahoo.co.id PIN BB:297A8AB7 | |
