Foif J2 Series Optical Theodolite

• Magnification: 30 &Times
• Fit for: Deformation Studies
• Accuracy: 2 Second
• Transport Package: Standard Export Carton
• Trademark: Foif
• Origin: China
• Model NO.: J2 Series
• HS Code: 9015200000

Product Description

J2 Series Optical Theodolite

For all rountine survey work in civil engineering construction, industrial and land suverys. Such as: Triangulation and traversing, precise construction, cadastral surveys, deformation studies, optical tooling and laboratory measurements, field astronomy etc. The main features as followed.

1)Telescope gives a bright, high-contrast image
2)Digital reading is quick and error-free
3)Automatic index improves accurancy and simplifies vertical angle measurement.
4)A wide range of accessories fits theodolite to many tasks.
5)This instrument can also be used with LEICA, SOKKIA, TOPCON, PENTAX EDM
 

model		J2-2	TDJ2E	TDJ6E	J6E
Horizontal Standard deviation of a direction measured in face left and face right		± 2″	± 2″	±6"	±6"
Vertical Standard deviation of a direction measured in face left and face right		± 6"	± 6"	± 10"	± 10"
Telescope	Image	Erect
	Magnification	30×			28×
	Objective aperture	40mm
	Minimum focus	1.6m	2.0m
	Stadia ratio	100
	Stadia constant	0
Optic plummet	magnification	3×
	Field of view	5°
	Focus range	0.5m-∞
Compensator	Compensating range	±3'	±2'	±2'	no
	Setting accuracy	±0.3"	±0.3"	±1"
Sensitivity of circular level		8′/2mm
Sensitivity of plate level		20″/2mm		30"/2mm
Weight		6kg	6kg	4.3kg
size(mm)		310*160*148		286*136*130	307*230*180