specification		DL-202	DL-203
telescope	magnification	32×
	Effective aperture	40mm
	Resolving power	3"
	Field of view	1°30'
	Minimum focus	1.5m
	image	erect
	Stadia ratio	100
	stadia addition constant	0
compensator	type	Magnetic damped pendulum
	compensation range	±15'
	accuracy	0.5"
accuracy	figure reading	2mm	3mm
	Optical reading	3mm
	Measuring range	1.5m~100m
	Measuring time	3S
	Distance measuring accuracy	0.2%×DD is the distance value.
Storage		10000 point
	Data Output	USB port
Horizontal limb	Scale value	1°
IP rating		IP54
temperature		-20~50
display screen		128×32 diplostichous LCD
Minimum display	VD	0.1/1mm
	distance	0.1/1cm
circular bubble sensitivity		8'/2mm
Battery		Lithium
power		4.8V
Using time		About 15 hours
weight		2kg
dimensions	L×W×H	270mm×210mm×180mm