Kính hiển vi điện tử DT 200 Series

Thông tin chi tiết

 Telescope

 

 Length152 mm

 Length152 mm

 Objective lens45 mm

 Objective lens45 mm

 Magnification30x power

 Magnification30x power

 Field of view1°30′

 Field of view1°30′

 Resolving power2.5 power

 Resolving power2.5 power

 Minimum focus1m cm

 Minimum focus1m cm

 Stadia ratio100

 Stadia ratio100

 Stadia constant0

 Stadia constant0

 Sighting collimatorDouble

 Sighting collimatorDouble

 Electronic Angle Measurement

 

 MethodAbsolute Reading

 MethodAbsolute Reading

 Detecting2 horizontal sides

 1 vertical sides

 Minimum reading1″/5″ arc seconds

 0.2mgon/1mgon mgon

 Accuracy5 arc seconds

 71mm Diameter Circle

 Laser Pointer

 

 MethodFocusing

 MethodFocusing

 Wave length/Power633nm/0.6mW

 Wave length/Power633nm/0.6mW

 Display

 

 Sides2

 Sides2

 LCD7 segments

 LCD7 segments

 Data Output

 

 Serial signal connectorRS-232C

 

 Compensator

 

 Tilt sensorVertical

 Tilt sensorVertical

 Compensating range

 ±3 ft

 Optical Plummet Telescope

 

 Magnification3x power

 Magnification3x power

 Field of view3° degrees

 Field of view3° degrees

 Level Sensitivity

 

 Plate leve

 l40°/2mm

 Circular

 l10°/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