Model	Type/Purpose	Main features
V-2601	Sub Reference Disc	Standard Disc with Data
V-2602		Standard Disc of NBCA allocation
V-2603		Prerecorded(CGMS 1,1) Standard Disc
V-2601E1	Eccentric Disc	0 +10/-0µm, Standard Disc
V-2601E2		50µm ±10µm, Standard Disc
V-2601E3		100µm ±10µm, Standard Disc
V-2601E4		150µm ±10µm, Standard Disc
V-2601E5		200µm ±10µm, Standard Disc
V-2601D3	Defect Disc	Black Dots & Fingerprints, Standard Disc (Diameter=0.4/0.8/1.2/1.5/2.0mm)(D=65/75µm)
V-2601V1	Vertical Deviation	0.4mm(±0.2mm) ±0.05mm, Standard Disc
V-2601V2		0.6mm(±0.3mm) ±0.05mm, Standard Disc
V-2601V04		0.8mm(±0.4mm) ±0.05mm, Standard Disc
V-2601V3		1.0mm(±0.5mm) ±0.05mm, Standard Disc
V-2608	Special Reference Disc	LPPb
V-2609		Low Reflectivity
V-2612		CNR of WOb Lower
V-2613		Recording Power range

Model	Type/Purpose	Main features
V-262E1	Eccentric Disc	0 +10/-0µm, Normal Disc
V-262E2		50µm ±10µm, Normal Disc
V-262E3		100µm ±10µm, Normal Disc
V-262E4		150µm ±10µm, Normal Disc
V-262E5		200µm ±10µm, Normal Disc
V-262D3	Defect Disc	Black Dots & Fingerprints, Normal Disc (Diameter=0.4/0.8/1.2/1.5/2.0mm)(D=65/75µm)
V-262V1	Vertical Deviation	0.4mm(±0.2mm) ±0.05mm, Normal Disc
V-262V2		0.6mm(±0.3mm) ±0.05mm, Normal Disc
V-262V04		0.8mm(±0.4mm) ±0.05mm, Normal Disc
V-262V3		1.0mm(±0.5mm) ±0.05mm, Normal Disc

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