ZJB series uv glass for camera protective lens

Model

Thickness

λtj

λ0

Tλ0

K

Bubbles

Stripe

Stress

(mm)

(nm)

(nm)

(%)

*ZJB220

2

220 ±10

300

≥89.5

≥0.5

D

3C

3

*ZJB240

2

240 ±10

330

≥89.5

≥0.5

D

3C

3

ZJB260

2

260 ±10

340

≥89.5

≥0.5

B

3C

3

ZJB280

2

280 ±10

350

≥89.5

≥0.5

B

3C

3

ZJB300

2

300 ±10

350

≥89.5

≥1.0

B

3C

3

ZJB320

2

320±10

400

≥89.5

≥1.0

C-B

3C

3

ZJB340

2

340±10

420

≥88.0

≥0.8

C-B

3C

3

ZJB360

2

360±10

440

≥87.0

≥1.0

C-B

3C

3

ZJB380

2

380±10

500

≥86.0

≥0.8

B

3C

3

Model

Thickness

A[2856k]

D65

Chemical Stability

ND

α×10-7

Tg

Ts

S

(mm)

x

y

Y

x

y

Y

DA

DW

(/℃)

(℃)

(℃)

ZJB220

2

6

6

1.485

53

502

594

2.27

ZJB240

2

6

6

1.485

53

502

594

2.27

ZJB260

2

1

4

1.508

81

586

656

2.47

ZJB280

2

1

4

1.512

81

586

656

2.52

ZJB300

2

1

4

1.502

2.38

ZJB320

2

1.575

3.23

ZJB340

2

1

3

1.62

3.67

ZJB360

2

1.643

98

487

546

3.72

ZJB380

2

1

2

1.547

98

487

546

2.85