GPT-3002LN/ N

Telescope
- Length : 150mm
- Objective Lens Diameter : 45mm ( EDM 50mm)
- Magnification : 30x
- Image : Erect
- Field of View : 1° 30'
- Resolving Power : 2.8"
- Min.Focus Distance : 1.3m ( 4.9ft)
Distance Measurement
= Prism Mode :
- Measuring Range ( 1 prism) : 3, 000m
= Condition 1: Slight haze with visibility about 20km ( 12.5miles) moderate sunlight with light heat shimmer.
- Measurement accuracy : :
> Fine : + / -( 3mm+ 2ppm) m.s.e.
> Coarse: + / -( 7mm+ 2ppm) m.s.e.
Non Prism Mode ( Diffusing Surface)
- Measuring Range : 1.5m to 250m
- Measuring Accuracy :
> Fine Mode : + / -( 5mm) m.s.e. ( 25m or more)
> ' + / -( 10mm) m.s.e. ( 1.5-25m)
> Coarse : + / -( 10mm) m.s.e.
- Measuring Time :
> Fine 1mm mode : Approx 1.2sec ( Initial 3sec)
> Fine 0.2mm mode: Approx 3.0sec ( Initial 4sec)
> Coarse mode 1mm/ 10mm : Approx 0.5sec ( initial 2.5sec)
Non Prism Long Mode ( Diffusing Surface)
- Measuring Range : 5m to 1, 200m
- Measuring Accuracy
( + / -( 10mm+ 10ppm) m.s.e.
> Coarse 5/ 10mm : + / -( 20mm+ 10ppm) m.s.e.
> Tracking ( 10mm) mode : + / -( 100mm) m.s.e.
- Measuring Time :
> Fine 1mm mode : Approx 1.5 to 6sec ( Initial 6-8sec)
> Coarse mode ( 5/ 10mm) : Approx 1 to 3 sec ( Initial 6 to 8sec)
> Tracking ( 10mm) mode : Approx 0.4sec ( Initial 4 to 7 sec)

= Least Count in Measurement
- Prism Mode / Non Prism Mode :
> Fine Mode 1mm / 0.2mm
> Coarse Mode : 10mm/ 1mm
- Non Prism Long Mode :
> Fine Mode : 1mm
> Coarse Mode : 5mm/ 10mm
> Tracking Mode : 10mm
= Others
- Measurement Display : 12digits : max display 99999999.9999
- Atmospheric Correction Range : -999.9ppm to + 999.9ppm, in 0.1ppm increments
- Prism Constant Correction Range : -99.9mm to + 99.9mm, in 0.1mm increments
= Angle Measurement
- Method : Absolute Reading
- Detecting System :
> H: 2sides
> V: 2sides
- Minimum Reading : 1" / 5" ( 0.2/ 1mgon)
- Accuracy : 2" ( 0.6mgon)
- Measuring Time : Less than 0.3sec
- Diameter of Circle : 71mm
= Display
- Display Unit :
> Graphics LCD 160x64 dots with backlight
> 2sides
- Keyboard : Alpha-Numeric Key
= Tilt Correction ( Automatic Index)
- Tilt Sensor : Dual Axis
- Method : Liquid type
- Compensating Range : + / -3'
- Correction Unit : 1" ( 0.1mgon)
- Others : Others
- Data Recording ( Memory) : Approx 24, 000 points
- Instruments Heights : 176mm ( 6.93in)
- Laser Class
> Class 1 ( for distance measurement)
> Class 2 ( Laser Pointer : On/ Off Switchable)
= Level Sensitivity
- Circular Level : 10" / 2mm
- Plate Level : 20" / 2mm
= Size / Weight
- Dimention : 336( H) x184( W) x172( L) mm
- Weight
> Instrument ( with battery) : 5.3kgs
> Plastic Carrying Case : 3.4kgs ( Slightly different depending on market)
= Durability
- Water & Dustproof : IP66 ( incl BT-52QA battery) ( Based on the standard IEC60529)
- Ambient Temperature Range : -20? C to + 50? C
= Battery BT-52Q
- Output Voltage : DC7.2V
- Capacity : 2.7Ah ( Ni-MH)
- Maximum Operating time ( when fully recharged) at + 20? C : Maximum Operating time ( when fully recharged) at + 20? C
- Distance+ Angle Measurement
> GPT-3000LNseries : 3.5hours
> GPT-3000N series : 4.2hours
- Angle Measurement Only : 45hours
- Weight : 0.3kg
= Battery Charger BC-27
- Input Voltage : AC100-220V
- Frequency : 50/ 60Hz
- Recharging time ( at + 20? C) : 1.8hours ( for BT-52QA battery)
- Discharging Time ( at + 20? C) : 8hours ( for BT-52QA battery fully charged)
- Operating Temperature : + 10° C to + 40° C
- Weight : 0.5kg