topcon dt 205l (laser)
TOPCON DT-205L Features :
-5" Angle Measurement Accuracy
-Long Battery Life
-Waterproof and Dustproof Digital Theodolites
-633nm diode laser that can
-be seen up to 50 meters away
-outside in daylight
Telescope
-Length 152 mm
-Objective lens 45 mm
-Magnification 30x power
-Field of view 1°30'
-Resolving power 2.5 power
-Minimum focus 1m cm
-Stadia ratio 100
-Stadia constant 0
-Sighting collimator Double
Electronic Angle Measurement
-Method Absolute Reading
-Detecting 2 horizontal sides, 1 vertical sides
-Minimum reading 1"/5" arc seconds, 0.2mgon/1mgon mgon
-Accuracy 5 arc seconds, 71mm Diameter Circle
Laser Pointer
-Method Focusing
-Wave length/Power 633nm/0.6mW
Display
Display sides 2
LCD 7 segments
Data Output
Serial signal connector RS-232C
Compensator
Tilt sensor Vertical
Compensating range ±3 ft
Optical Plummet Telescope
Magnification 3x power
Field of view 3° degrees
Level Sensitivity
Plate level 40°/2mm
Circular level 10°/2mm
Water Protection
Standard IP66 rating
Power Supply
Battery 4AA batteries
Operating time Alk.
Theodolite only 140 Hours
Laser only 80 Hours
Theodolite and laser 45 Hours
Environmental
Operating Temp -20 to +50 degrees C