Neodymium Optical Filter PNB586/BG20
Our product Neodymium/Didyminum Optical Filter PNB586 is respectively equivalent to color optical filter BG20 of Germany Schott or Color Glass Filter V10 of Japan Hoya.
Its shape, size and thickness can be customized as per client's detail demand.
The optical glass PNB586 contain neodymium and holmium. Purple Didymium Optical Glass Filter is a selective absorption type glass which exhibit outstanding absorption
at specific wavelengths, besides, the filter glass PNB586's character of calibration glass make it is usually used as a dual-color-type filter.
Main Application: wavelength calibration, didymium safety glasses, geological survey, camera lens and other fields such as electricity, chemicals, metallurgy, metal machinery manufacturing.
Characteristics of Neodymium Optical Filter
|
Type |
Thickness(mm) |
A[2856k] |
D65 |
Chemical Stability |
ND |
α×10-7 |
Tg |
Ts |
S |
|||||
|
|
|
x |
y |
Y |
x |
y |
Y |
DA |
DW |
|
|
|
|
|
|
PNB586 |
2 |
0.453 |
0.384 |
52.7 |
0.297 |
0.307 |
52.5 |
2 |
1 |
1.537 |
90 |
598 |
669 |
2.81 |
Quality Level of Neodymium Optical Filter
|
Type |
Thickness(mm) |
Wavelength(nm) |
Bubble |
Stripe |
Stress |
|
PNB586 |
2 |
586nm≤1.0 |
D-C |
3C |
3 |
Shijiazhuang Zeyuan Optics Co., Ltd.
Service Line: +86 13138088351
Add:Xiqiaotou Industrial Area, Shenze County,
Shijiazhuang, Hebei, China
0311-83591469
+86 15128127697
Message 
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