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Schott KG2 Short Pass Filter

Category Ceramic , Glass , Optical , Filter
Manufacturer Schott Glas Mainz
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
Ionically colored glass. Data provided by the manufacturer, Schott Glas Mainz.Similar glasses include KG1, KG3, KG4, KG5
Physical Properties Metric English Comments
Density 2.52 g/cc
0.0910 lb/in³
Thermal Properties Metric English Comments
CTE, linear 5.40 µm/m-°C

@Temperature -30.0 - 70.0 °C
 3.00 µin/in-°F

@Temperature -22.0 - 158 °F
6.30 µm/m-°C

@Temperature 20.0 - 300 °C
 3.50 µin/in-°F

@Temperature 68.0 - 572 °F
Transformation Temperature, Tg 605 °C
1120 °F
Optical Properties Metric English Comments
Refractive Index 1.51

@Wavelength 587.6 nm
 1.51

@Wavelength 587.6 nm
 He
1.53

@Wavelength 365 nm
 1.53

@Wavelength 365 nm
 Hg
Transmission, Visible 73 %

@Wavelength 700 nm
 73 %

@Wavelength 700 nm
88 %

@Wavelength 490 - 560 nm
 88 %

@Wavelength 490 - 560 nm
 Internal transmittance of 95-96% from 490-560 nm
IR Transmittance 71 %

@Wavelength 710 nm
 71 %

@Wavelength 710 nm
 Internal transmittance of 80% at 710 nm.
UV Transmittance <= 0.60 %

@Wavelength 200 - 290 nm
 <= 0.60 %

@Wavelength 200 - 290 nm
88 %

@Wavelength 370 - 390 nm
 88 %

@Wavelength 370 - 390 nm
 Internal transmittance of 96-97% from 370-390 nm
Reflection Coefficient, Visible (0-1) 0.92
0.92
Chemical Properties Metric English Comments
Acid Class, SR 2
2
Alkali Class, AR 3
3
Stain Resistance Class, FR 0.0
0.0
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