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Harbin Optical Instrument Factory

LASER POINTER (DQJ-05)

Flameproof instrument, mainly use for tunneling of the mining, orientation for drilling machine or the working face of coal mine, Also could be use for highway, piping working, railway, tunnel ,high building, The laser select the semiconductor laser, small volume, easy to use ,long life. Could be instead of He-Ne laser pointer.

DQJ-05 laser pointer
Range >500m
Dia of central facul
PHOTOELECTRIC LEAF-AREA (WDY-500A(300A))

To measure area of plant leaf (alive or not alive), abnormity, figure quickly, used in agriculture, forestry, weather.

WDY-500A(300A)micro-electric
area measure
1、measuring area
500A≤500cm2 （three range）
0-500cm2 0-300cm2 0-150cm2
300A≤300cm2 （two range）
0-300cm2 0-150cm2
2、error not exceed ?% of full scale
3、
DIGITAL PLANIMETER (QCJ-2000)

To measure area of abnormiry figure quickly, used in agriculture,forestry, geology, water conservancy, city planning, land survey. It is in common use to measure area.

Digital planimeter Model QCJ-2000
Measure area 300mm in width unlimited length
Relative error ≤?.2%
Display 16 digits LCD
Voltage inner with DC6V
Weight 1.25kg
Size 260?80?0(mm)
HEIGHT MEASURE COMPASS (DQL-10)

To measure direction, obliquity, gradient, orientation. Have the function of compass and height measure together. Pocket and easy to use, precision, ruggedization. Used in forestry, farmland, water conservancy, setting work. .
Height Measuring compass DQL-10
Damping time (90皌urn back) ≤ 5 second
Reading error ≤0.25?
Dial scale 0.5?
Size 150?3?5(mm)
Weight 0.2kg
FOREST COMPASS (DQL-1)

To measure direction, obliquity, distance, upright, horizontal, diameter of any height tree, gradient. Used in forestry, farmland, water conservancy, land programming, topography mapping.

Forestry Compass Model DQL-1
Magnification 8X
Shortest focusing distance 2.5m
Resolving power 15″
The division unit of dial 1?
Weight 0.65kg
Size 145?05?80(mm)
SUSPENSION MINING COMPASS (DQL100-G1)

To measure direction, obliquity, gradient, upright, milemeter, horizontal. Used in geology perambulation, colliery and other mine exploitation.
Suspension Mining compass
Model DQL100-G1
The mininum dial division value 1?
Incline dial 20′
Total weight of the instrument and the attachment 0.5kg
POCKET COMPASS (DQL-2A)

To measure direction, obliquity, gradient, upright, milemeter, horizontal. Used in geology perambulation, colliery and other mine exploitation military training.
Pocket Compass Model DQL-2A
Precision of air level 30′?′/2mm
The reading error ≤0.5?
Dial scale 1?
Weight 0.26kg
Size 77.5?6?0(mm)
MILITARY COMPASS (DQL-4)

To measure direction, obliquity, gradient, upright, milemeter, horizontal. Used in geology perambulation, colliery and other mine exploitation, military training.
Pocket Compass Model DQL-4
Measuring proportion 1:25000,1:50000
1:75000,1:100000
The reading error ≤1.25?
Dial scale 1?
Weight 0.15kg
Size 68?3?6(mm)
GEOLOGY COMPASS (DQL-8)

To measure direction, obliquity, gradient, upright, milemeter, horizontal. Used in geology perambulation, colliery and other mine exploitation military training.
Pocket Compass Model DQL-8
Precision of long air level 15'?'/2mm
precision of circle air level
30'?'/2mm
The reading error
≤0.5?
Dial scale
1?
Weight
0.27kg
Size 80?0?5(mm)
Supply compass

Harbin Optical Instrument Factory is a professional manufacturer, the leader geodesic survey instrument producer in China and an agent for top-branded Chinese factories of a wide range of O.E.M.(Optical. Electronic and Mechanical) surveying instruments/tools.
The product series: Geology compass, Forest compass, Leaf area meter, Digital planimeter and Laser pointer, Height measure compass, etc

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