Digital Theodolite Sokkia DT-740

Sokkia DT-740 SPECIFICATION : TELESCOPE: • Length : 149mm ( 5.9in) • Objective aperture : 45mm ( 1.8in) • Magnification : 30x • Resolving power : 2.5" • Image/ Field of view : Erect 1o30' ( 26m/ 1, 000m) • Minimum focus : 0.9m ( 3.0ft) • Stadia: - Multiplication constant: 100 - Additive constant : 0 • Reticle illumination : Yes ANGLE MEASUREMENT • Method : Absolute rotary encoder scanning • Detecting: - Horizontal : Diametrical - Vertical : Single • Display resolutions: - 5" / 10" - 1/ 2mgon • Accuracy : 7" • Circle diameter : 71mm ( 2.8in) • Automatic compensation range : - GENERAL • Control panel layout : On both faces • Display : LCD, 7 digits x 2 lines, backlight • Interface : - • Optical plummet: - Magnification : 3x - Field of view 3o - Min. Focus 0.5m ( 1.64ft) • Sensitivity of levels: - Plate level : 40" / 2mm - Circular level : 10' / 2mm • Tribrach : Detachable • Operating temperature : -20 to + 50oC ( -4 to + 122oF) • Dust and water protection : IP66 ( IEC60529 : 2001) • Size ( w/ handle) : W188 x D149 x H313 mm • Weight ( w/ batteries) : 4.1kg ( 9.0lbs) POWER SUPPLY • Battery : LR6 / AA Batteries x 4 • Operating time w/ alkaline batteries at 20oC ( 68oF) : 150 hours