Type

Thicknessmm

A[2856K]

D65

Chmeical Stability

ND

α×10-7
(/)

Tg
()

Ts
()

S

x

y

Y

x

y

Y

DA

DW

LB1

2

0.328

0.593

24.8

0.268

0.586

28.2

1

3

1.524

96

535

599

2.52

LB2

2

0.250

0.669

9.7

0.216

0.658

11.9

1

2

1.524

96

535

599

2.52

LB3

2

0.252

0.502

23.7

0.196

0.374

29.3

1

1

1.523

98

526

597

2.52

LB4

2

0.230

0.516

16.3

0.183

0.387

20.7

1

1

1.523

89

525

598

2.52

Type

Thickness(mm)

A[2856K]

D65

Chemical Stability

ND

α×10-7
(/)

Tg
()

Ts
()

S

x

y

Y

x

y

Y

DA

DW

LB6

2

0.426

0.468

71.9

0.320

0.424

73.6

6

5

1.534

100

421

463

2.83

LB7

2

0.360

0.603

25.6

0.308

0.629

28.4

1

2

1.547

104

458

526

2.83

LB9

2

0.462

0.452

86.7

0.353

0.429

85.2

1

2

1.547

104

458

526

2.85

LB10

2

0.472

0.477

79.2

0.383

0.495

77.6

1

3

1.547

104

458

526

2.85