The GM-53 Series is the perfect entry-level site layout
and survey tool, offering reliability and flexibility
without sacrificing functionality. The sleek design is
built tough with a waterproof and dustproof IP66 rating,
integrated Bluetooth® capability and an internal antenna,
enabling you to deliver measurements to your data
controller wirelessly, streamlining your equipment weight
and workflow. The GM-50 is also armed with a top-line EDM,
generous internal memory storage and SDR basic on-boarding
software with everything you need to get the job done out
in the field.
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Magnification / Resolving power
: 30x / 2.5"
-
Objective aperture : 45mm
(1.8in.) (48mm (1.9in.) for EDM)
-
Field of view : 1°30'
(26m/1,000m)
-
Reticle illumination : 5
brightness levels
-
Minimum Display : 1”/5” (0.0002
/ 0.001gon, 0.005 / 0.02mil)
-
Accuracy (ISO 17123-3:2001) : 5"
-
Dual-axis compensator / Collimation compensation
: Dual-axis liquid tilt sensor,
working range: ±6'
-
Laser output*1 : Reflectorless
mode: Class 3R / Prism/sheet mode: Class 1
-
Measuring time* : Fine: 0.9s
(initial 1.5s), Rapid: 0.6s (initial 1.3s), Tracking:
0.4s (initial 1.3s)
- Operating system : Linux
-
Display / Keyboard : Graphic
LCD, 192 x 80 dots, backlight, contrast adjustment /
Alphanumeric keyboard / 28 keys with backlight
-
Control panel location : On
single face
-
Laser-pointer : Coaxial red
laser using EDM beam
-
Optical plummet : Magnification:
3x, Minimum focus: 0.3m (11.8in.) from tribrach bottom
-
Dust and water protection / Operating Temperature
: IP66 (IEC 60529:2001) / -20 to
+60ºC (-4 to +140ºF)
-
Size (with handle) : 183(W)x
174(D)x 348(H)mm (On single face)
-
Weight with battery & tribrach :
Approx. 5.1kg (11.3lb)
-
Battery : Li-ion rechargeable
battery BDC46C
