DE-2B Series Theodolite

DE-2B Series offers a tailored solution for precision alignment and angle measurement. Whether you need the foundational reliability of an optical model or the advanced, highly-visible pointing of a green laser Electronic Theodolite DE-2B

Choose from a range of models distinguished by their rugged colored housing and advanced laser pointer configurations, all built on a foundation of solid optical and electronic performance.

DE-2B Series Theodolites OR Electronic Theodolite DE-2B
DE-2BR Theodolite, red casing, lower red laser, upper optical
DE-2BY Theodolite, yellow casing, lower red laser, upper optical
DE-2BG Theodolite, green casing, lower red laser, upper optical
DEL-2BG Theodolite, green casing, lower red laser, upper red laser
DEL-2BR Theodolite, red casing, lower red laser, upper red laser
DEL-2BY Theodolite, yellow casing, lower red laser, upper red laser
DEL-2BGG Theodolite, green casing, lower red laser, upper green laser
DEL-2BRG Theodolite, red casing, lower red laser, upper green laser
DEL-2BYG Theodolite, yellow casing, lower red laser, upper green laser

DE-2B Series Theodolites Specifications

Model No.		DE-2BR/2BY/2BG	DEL-2BR/2BY/2BG	DEL-2BRG/2BYG/2BGG
Tribrach	Model	Detachable	Detachable	Detachable
Telescope	Imaging	Erect	Erect	Erect
	Magnification	30X	30X	30X
	Objective Aperture	45mm	45mm	45mm
	Resolution	3″	3″	3″
	FOV	1°30′	1°30′	1°30′
	Minimum Focus	1.35m	1.35m	1.35m
	Multiplication/Additive Constant	100/ 0	100/ 0	100/ 0
	Length	155mm	155mm	155mm
Angle Measurement	Measuring Mode	Absolute Encoder	Absolute Encoder	Absolute Encoder
	Minimum Reading	1″/ 5″	1″/ 5″	1″/ 5″
	Reading Accuracy	2″/ 5″/ 10″	2″/ 5″/ 10″	2″/ 5″/ 10″
	Circle Diameter	79mm	79mm	79mm
	Angle Units	360°/ 400gon/ 6400mil	360°/ 400gon/ 6400mil	360°/ 400gon/ 6400mil
Compensator	Tilt Sensor	Yes	Yes	Yes
	Range	±3′	±3′	±3′
Laser Plummet	Wave Length	635nm Red Beam	635nm Red Beam	635nm Red Beam
	Power	1mw	1mw	1mw
	Accuracy (1.5m)	±0.5mm	±0.5mm	±0.5mm
	Laser Grade	ClassⅡ	ClassⅡ	ClassⅡ
Optical Plummet(Optional)	Magnification	3x	3x	3x
	Field of View	5°	5°	5°
	Focus Range	0.5m—∞	0.5m—∞	0.5m—∞
Laser Pointer	Wave Length	/	635nm Red	520nm Green
	Power	/	5mw	5mw
	Laser range (Day Time)	/	180m	250m
	Laser Coaxial Accuracy	/	≤5″	≤5″
	Laser Spot Diameter	/	≤2mm/100m	≤2mm/ 100m
Vial	Plate Vial	30″/ 2mm	30″/ 2mm	30″/ 2mm
	Circular Vial	8’/ 2mm	8’/ 2mm	8’/ 2mm
Display	Dual Face	LED Backlight	LED Backlight	LED Backlight
Power	Power Resource	Li-ion Battery 7.4V 1650mAh	Li-ion Battery 7.4V 1650mAh	Li-ion Battery 7.4V 1650mAh
	Working Temperature	-20℃～+50℃	-20℃～+50℃	-20℃～+50℃