Unitech PA966, PA967 user manual 1D Scan Engine

PA966/967 User's Manual

1D Scan Engine

Light Source	Visible Laser Dicode(VLD) 650nm
Scan Rate	39+Scans/Second
Scan Angle	+53° from vertical
Minimum Print Contrast	25% absolute dark/light reflectance at 650nm
Power Consumption	65mA typical @ 5V
Depth of Field	See next page

1D Laser Depth of Field					Width ofF ield inI nches/ Centimeters
							25.0 in./ 63.5 cm
							20.0 in./ 50.8 cm
							15.0 in./ 38.1 cm
							10.0 in./ 25.4 cm
							5.0 in./ 12.7 cm
							0 in./ 0 cm
	Laser						5.0 in./ 12.7 cm
		5 mil					10.0 in./ 25.4 cm
							15.0 in./ 38.1 cm
		7.3 mil
		10 mil					20.0 in./ 50.8 cm
		100% UPC
							25.0 in./ 63.5 cm
			20 mil
			40 mil
				55 mil
	0 in.	5 in.	10 in.	15 in.	20 in.	25 in.	30 in.
	0 cm	12.7 cm	25.4 cm	38.1 cm	50.8 cm	63.5 cm	76.2 cm
	Typical Depth ofF ield inI nches/Centimeters
	*Minimum distance determined by symbol length and scan angle
	Note: Typical performance at 68°F (20° C) on high-quality symbols
Decode Zone
				Near			Far
	5 mil		2.0 inches (5.1cm)			5.2 inches (13.2cm)
	7.5 mil		1.7 inches (4.3cm)			8.0 inches (20.3cm)
	10 mil		1.8 inches (4.6cm)			10 inches (25.4cm)
	100% UPC		1.9 inches (4.8cm)			13 inches (33cm)
	20 mil			*		20 inches (50.8cm)
	40 mil			*		25 inches (63.5cm)
	55 mil			*		30 inches (76.2cm)
			* Dependant on symbol width

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