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Specification

Model		ET-02/ET-02L \| ET-05/ET-05L
Telescope	Image	Erect
	Magnification	30x
	Effective Aperture	45mm
	Resolving Power	3″
	Field of View	1°30′
	Minimum Focusing Distance	1.4m
	Stadia Ratio	100
	Stadia Constant	0
	Tube Length	157mm
Angle Measurement	Reading System	Absolute Encoding
	Diameter of Circle(VHz)	79mm
	Minimum Reading	1″/5″(Selectable)
	Accuracy	2″ \| 5″
	Horizontal Angle	Dual
	Vertical Angle	Dual
Display	(LCD) Display Type	2 sides
Laser Pointer	Laser Range	Be Seen Up to 100 Meters Away
Memory	Internal Memory	Space for 256 Pairs of H. & V. Angle
Level Sensitivity	Plate Level	30″/2mm (30″per 2mm)
Level Sensitivity	Circular Level	8″/2mm (8″per 2mm)
Auto Vertical Compensator	System	Liquid-Electric Detection
	Working Range	±3′
	Accuracy	1″
Optical Plummet Telescope	Image	Erect
	Magnification	3x
	Focusing Range	0.5m - ∞
	Field of View	5°
Physical Characteristics	Operating Temperature	﹣20℃ ～﹢50℃
	Internal Power Supply	Rechargeable Ni-H battery/ AA battery
	Voltage	6 VDC
	Operating Time	12 hours
	Dimension	145 × 318 × 179 (mm)
	Weight	5.2 kg

Note: all information above is subject to change without any prior notice.

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