20 SPECIFICATIONS
20-2
Measurement accuracy
Non-prism mode (Diffusing Surface)
3 to 25m (9.8 to 82ft): ± (10mm) m.s.e.
25m or more (82ft or more): ± (5mm +2ppm •D) m.s.e.
D: Measuring distance (mm)
Prism mode
Fine measurement mode: ±(3mm +2ppm •D) m.s.e.
Course measurement mode: ±(10mm +2ppm •D) m.s.e.
D: Measuring distance (mm)
Least Count in Measurement
Fine measurement mode: 1mm (0.005ft.) / 0.2mm (0.001ft)
Coarse (1mm) measurement mode: 1mm (0.005ft.)
Coarse (10mm) measurement mode: 10mm (0.02ft.)
Measurement Display: 10digit : max. display ±999999.9999m
Measurement Time
Fine measurement mode: 1mm : 1.2 sec. (Initial 3 sec.)
: 0.2mm: 3 sec. (Initial 4 sec.)
Coarse (1mm) measurement mode: 0.5sec. (Initial 2.5sec.)
Coarse (10mm) measurement mode: 0.3sec. (Initial 2.5sec.)
(The initial time will be different by a condition.)
Atmospheric Correction Range: –999.9ppm to +999.9ppm , in 0.1ppm increments
Prism Constant Correction Range: –99.9 mm to +99.9 mm , in 0.1 mm increments
Coefficient Factor: Meter / Feet
International feet 1meter = 3.2808398501 ft.
US SURVEY feet 1meter = 3.2808333333 ft.
Ambient Temperature Range: –20°C to +50°C (–4°F to +122°F)
Distance measurement
Measurement range
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