AUTOMATIC LEVEL TOPCON AT-B3A

Spesifikasi Automatic Level Topcon ATB3A / Waterpass Topcon ATB3A :

•     28x magnification
•     36mm Objective Lens Diameter
•     +/- 1.5mm accuracy (1km Double level run)
•     IPX6 Water Protection
•     Peep sight

AUTO LEVEL	AT-B2	AT-B3A	AT-B4A
Telescope:
Length (mm/in.)	215/8.46	215/8.46	215/8.46
Image	Erect	Erect	Erect
Magnification	32x	28x	24x
Objective Lens (mm/in.)	42/1.65	36/1.42	32/1.26
Relative Brightness	1.78	1.33	1.56
Field Of View	1° 20	1° 25	1° 25
Resolving Power	3.0″	3.5″	4.0″
Minimum Focus (m/ft.)	0.3/1	0.3/1	0.53/1
Stadia Constant	0	0	0
Stadia Ratio	100	100	100
Sensitivities of Levels:
Main Level (/2mm)	—	—	—
Circular Level (/2mm)	10	10	10
Tilting Range	—	—	—
Automating Leveling:
Setting Accuracy	± 0.3″	± 0.5″	± 0.3″
Compensating Range	± 15	± 15	± 15
Accuracy 1km Double Run Level:
Without Optical Micrometer (mm)	± 0.7	± 1.5	± 2.0
With Optical Micrometer (mm)	± 0.5	—	—
Horizontal Circle:
Diameter (mm/in.)	103/4.1	103/4.1	103/4.1
Minimum Division	1° (1gon)	1° (1gon)	1° (1gon)
Weight:
Instrument (kgs/lbs.)	1.85/4.1	1.7/3.7	1.7/3.7
Water Resistance	IPX6	IPX6	IPX6
Optional Accessories:
Diagonal Eyepiece
Optical Micrometer
Illuminator 3
40x Eyepiece
Centering Eyepiece	•	•	•

Kelengkapan :

• Alumunium Tripod
• Rambu Ukur