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FG21-LR



The LASERTAPE FG21 -LR is an extremely compact, durable, high performance laser rangefinder for handheld use, providing high accuracy and excellent long range performance.




 Specifications   Features   Physical Data   Sighting Optics   Note   

Laser Product Classification

According to IEC60825-1:2007
The following clause applies for instruments delivered into the United States:
Complies with 21 CFR 1040.10 and 1040.11 except for deviations pursuant to Laser Notice No. 50, dated June 24. 2007.

Max. Operating Range for Trees, Bushes etc.1

At Dawn or Dusk and at Night: 1500 m
At Daylight: 1200 m

Max. Operating Range for Masonry, Stones etc.2

At Dawn or Dusk and at Night: >2500 m
At Daylight: 2000 m

Max. Operating Range for Reflecting Foil3

>4000 m

Max. Operating Range for Glass Reflector Prism4

10000 m

Min. Distance5

5 m

Accuracy (Typical)6

± 0.2 m

Resolution

0.1 m

Acquisition Time7

Typ. 0.5 s

Target selection

Strongest Target

Inclinometer

Range +60º to -30º, Resolution 0.1º

Type

Pulsed Semiconductor Laser

Wavelength

0.9 µm

Beam Divergence

2 mrad (i.e. approx. 20 cm increase of beamwidth per 100 m of range)

Display

2 x 4 digit LED display within the field-of-view of the sighting optics, automatic brightness control

RS232 Data Interface

ASCII- data string: 300 to 19200 Bd, selectable NMEA 0183 data string: 4800 Bd
1 Depending on the reflecting characteristics of the target
Typical values at clear air, visibility 20 km, under an overcast sky
Display to be selected in meters, feet, or yards
2 Depending on the reflecting characteristics of the target
Typical values at clear air, visibility 20 km, under an overcast sky
Display to be selected in meters, feet, or yards
3 Depending on the reflecting characteristics of the target
Typical values at clear air, visibility 20 km, under an overcast sky
Display to be selected in meters, feet, or yards
Reflecting foil 3M DG4090 or equivalent, minimum dimensions 0.45 x 0.45 m2
4 Depending on the reflecting characteristics of the target
Typical values at clear air, visibility 20 km, under an overcast sky
Display to be selected in meters, feet, or yards
Three high quality retro-reflecting prisms, diameter 60 mm each
For retro-reflecting prisms, the minimum range is 50 m
5 For retro-reflecting prisms, the minimum range is 50 m
Short-range suppression adjustable in steps up to 1000 m
6 Standard deviation, plus distance depending error ≤± 20 ppm
7 Self-adapting between 0.3 sec. and 1 sec.


 MORE IMAGES 

·  Application in Marine Navigation


 DOWNLOADS 

FG21-LR
(PDF, 341KB)



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