Leica Geosystems Laser Locator - Manual (Page 41)

41 Laser Locator-1.0 en
Rangefinder Laser Locator Laser Locator Plus
Laser type: IR diode ........ 860 nm 1550 nm
Eye safety ........................ Class 1 Class 1
Safety standards .............. EN 60825 (91) EN 60825-1 (94)
IEC 825 (90) IEC 825-1 (93)
ANSI Z 136.1 (93) ANSI Z 136.1 (93)
FDA 21 CFR, FDA 21 CFR,
Ch 1§ 1040 (1988) Ch 1§ 1040 (1988)
Measurement range ........ 5 m - 2500 m 5 m - 6000 m
Spec. measurement range 25 m - 1500 m 25 m - 4000 m
Visibility ............................ 10 km 20 km
Target size ....................... 4 x 4 m 8 x 8 m
Albedo .............................. 0.4 at 860 nm 0.4 at 1550 nm
Detection probability ........ >90% >90%
Accuracy (1
σ) from:
50 m - 2000 m .................
± 1 m ± 2 m
2001 m - 4000 m .............
± 3 m ± 3 m
False alarm rate ............... < 2% < 2%
Beam divergence .............
≤ 1.5 mrad ≤ 2x2 mrad
Display resolution 0.5 m < 999.5 m 0.5 m < 999.5 m
others 1 m, others 1 m,
0.1 m in height 0.1 m in height
Technical data
Optics
Magnification ......................... 7x
Clear objective diameter .. 42 mm
Exit pupil diameter ............ 6 mm
Eye relief ...................... 18,5 mm
Field of view
@ 1000 metres ................ 120 m
Axial resolution ......... better than
6 arcseconds
Interpupillary distance
adjustment .......... 58,5-71,5 mm
Focus ................................. fixed
Dioptric correction ........ >
±4 dpt
Pointing circle illuminates to
indicate laser direction and
approximate laser spot size on
target.
Technical data