Size Specification

Nominal	Size (inch)		Size (mm)
	Min	Max.	Min	Max.
2.5" x 2.5	2.470	2.500	62.74	63.50
3." x 3.°	2.970	3.000	75.44	76.20
4." x 4.°	3.970	4.000	100.84	101.60
5." x 5."	4.970	5.000	12.26	127.00
6." x 6."	5.970	6.000	151.64	152.40

Thickness Specification

Nominal	Size (inch)		Size (mm)
	Min	Max.	Min	Max.
0.060"	0.056	0.064	1.42	1.62
0.090"	0.086	0.094	2.18	2.39
0.120"	0.116	0.124	2.95	3.15

Flatness Availability

Nominal	QZ & LE				SODA LIME
	Total ¥ìm/Flat				Total ¥ìm/Flat
	2	5	7	10	2	5	7	10	15
2.5" x 2.5	X	X		X	X	X	X	X
3." x 3.°	X	X		X	X	X	X	X
4." x 4.°	X	X			X	X	X	X
5." x 5."	X	X	X	X	X	X	X	X	X
6." x 6."	X	X		X		X	X	X	X

Substrate Identification

Note : Corner notches are for substrate identification only and do not indicate a good versus a bad side.

Quality Area

The quality area is defined as an area 1/2" smaller than the actual dimension of the plate (1/4" in from the edges of both the front and back sides of the substrate).


Quality Grades Available

Quality	Defect Densities
High	No pinholes at defect sizes > 1 ¥ìm with 90% probability
Standard	< 0.05 def/cm2 for defect suze > 1 ¥ìm
Test	< 0.1 def/cm2 for defect size > 2 ¥ìm

* Limited availability