Model

ES-101

ES-102

ES-103

ES-105

ES-107

Telescope

Magnification

30x / 2.5”

30x / 3.5”

Others

Length: 171mm (6.7in.), Objective aperture: 45mm (1.8in.) (48mm (1.9in.) for EDM), Image: Erect, Field of view: 1°30’ (26m/1,000m), Minimum focus: 1.3m (4.3ft.), Reticle illumination: 5 brightness levels

Angle measurement

Display resolution

0.5” / 1” (0.0001 / 0.0002gon, 0.002 / 0.005mil)

1” / 5” (0.0002 / 0.001gon, 0.005 / 0.02mil)

Accuracy (ISO 17123-3:2001)

1”

2”

3”

5”

7”

IACS (Independent Angle Calibration System)

Provided

Dual-axis compensator / Collimation compensation

Dual-axis liquid tilt sensor, working range: ±6’ (±111mgon) / Collimation compensation available

Distance measurement

Laser output *1

Reflectorless mode: Class 3R / Prism / sheet mode: Class 1

Measuring range(under average conditions*2)

Reflectorless*3: 0.3 to 500m(1.0 to 1,640ft.)
Refl ective sheet*4/*5: RS90N-K: 1.3 to 500m (4.3 to 1,640ft.) RS50N-K: 1.3 to 300m (4.3 to 980ft.), RS10N-K: 1.3 to 100m (4.3 to 320ft.)
Mini prisms: CP01: 1.3 to 2,500m (8,200ft.), OR1PA: 1.3 to 500m (1,640ft.)
One AP prism: 1.3 to 4,000m (4.3 to 13,120ft.) / Under good conditions*6: 5,000m (16,400ft.)
Three AP prisms : to 5,000m (16,400ft.) / Under good conditions*6: to 6,000m (19,680ft.)

Display resolution

Fine/Rapid: 0.001m / 0.01ft. / 1/8in. Tracking: 0.01m / 0.1ft. / 1/2in.

Accuracy*2 (ISO 17123-4:2001) (D=measuring distance in mm)

Reflectorless*3: (3 + 2ppm x D) mm*7
Reflective sheet*4: (3 + 2ppm x D) mm 
AP/CP prism: (2 + 2ppm x D) mm

Measuring time*8

Fine: 0.9s (initial 1.7s), Rapid: 0.7s (initial 1.4s), Tracking: 0.3s (initial 1.4s)

Interface and Data management

Display / Keyboard

Graphic LCD, 192 x 80 dots, backlight, contrast adjustment / Alphanumeric keyboard / 25 keys with backlight

Control panel location*9

On both faces

On one face

Trigger key

On right instrument support

Data storage

Internal memory: Approx. 10,000 points 
Plug-in memory device: USB flash memory (max. 8GB)

Interface

Serial RS-232C, USB2.0 (Type A, for USB flash memory)

Bluetooth modem (option)*10

Bluetooth Class 1, Ver.2.1+EDR, Operating range: up to 300m (980ft.)*11

General

Laser-pointer*12

Coaxial red laser using EDM beam

Guide light*12

Green LED (524nm) and Red LED (626nm), Operating range: 1.3 to 150m (4.3 to 490ft.)

Levels

Graphic: 6’ (Inner Circle), 
Circular level: 10’ / 2mm

Data storage

Internal memory: Approx. 10,000 points 
Plug-in memory device: USB flash memory (max. 8GB)

Optical plummet

Magnification: 3x, Minimum focus: 0.3m (11.8in.) from tribrach bottom

Laser plummet (option)

Red laser diode (635nm±10nm), Beam accuracy: <=1.0mm@1.3m, Class 2 laser product

Dust and water protection

IP66 (IEC 60529:2001)

Operating temperature*13

-20 to +50°C (-4 to +122°F)

Size with handle*8

Control panel on both faces: W191 x D181 x H348mm (W7.5 x D7.1 x H13.7in.)
Control panel on one face: W191 x D174 x H348mm (W7.5 x D6.9 x H13.7in.)

Weight with handle and battery

Approx. 5.6kg (12.3 lb.)

Power supply

Battery    BDC70 detachable battery

Li-ion rechargeable battery

Operating time (20°C)

BDC70 : Approx. 36 hours (single distance measurement every 30 seconds) 
External battery (option): BDC60: approx. 44 hours, BDC61: approx. 89 hours (single distance measurement every 30 seconds)