Hebei Niusida International Trading Co.,Ltd

Code of Conduct

Ultraviolet glass/filter's style: ZWB1、ZWB2、ZWB3

It posses well uviol and it spreads in long wave and short wave,which style is ZWB1、ZWB2 ,ZWB3（254nm\310nm\365nm）seperately and can absorb in the visible light. Mainly used for Gel documentation system,ultraviolet analyzer,UV transilluminator,UV lamp,UV box, geological surveying,nondestructive testing,medical analytical instruments,UV light source filter

and so on.

       black ultraviolet glass/UV filter

Type

ZWB1 310nm (Equal to UG11,U340)   

ZWB2 365nm (Equal to UG1,U360)

ZWB3  254nm (Equal to UG5,U330)

Size

We can do according to customer’s requires.

Application

Mainly used for Gel documentation system,ultraviolet analyzer,UV transilluminator,UV lamp,UV box, geological surveying,nondestructive testing,medical analytical instruments,UV light source filter and so on.

charactristic

type

thickness (mm)

A[2856k]

D65

stability　

ND

α×10-7 (/℃)

Tg (℃)

Ts(℃)

S

x

y

Y

x

y

Y

DA

DW

ZWB1

1

0.734

0.266

0.1

0.726

0.262

0.0

4

4

1.557

94

529

588

2.87

ZWB2

1

0.532

0.171

0.9

0.231

0.032

0.4

2

2

1.520

97

515

589

2.65

ZWB3

2

0.711

0.256

0.3

0.538

0.176

0.1

2

3

1.526

85

527

616

2.63

technical requirment

type

thickness(mm)　

254(nm)

280(nm)

313 (nm)　

334 (nm)　

365 (nm)　

405 (nm)　

700 (nm)

ZWB1

1

≥50.0

≥81.0

≤1.0

≤30.0

ZWB2

1

≥38.0

≥80.0

≤8.0

≤14.0

ZWB3

2

≥50.0

≥86.0

≤28.8

≤64.6

rank

type　

bubble

stripe

stress

ZWB1

C

4

4

ZWB2　

C

4

3

ZWB3

C

4

4

comparitive type list of filter glass

Our Optics TYPE

SCHOTT TYPE

HOYA TYPE

ZWB1  310nm

UG11