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Schott WG225 Long Pass Filter

Category Ceramic , Glass , Filter , Optical
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:
Base glass. Data provided by the manufacturer, Schott Glas Mainz.Similar glasses include GG395, GG400, GG420, GG435, GG455, GG475, GG495, OG515, OG530, OG550, OG570, OG590, RG610, RG630, RG645, RG665, RG695, RG715, RG780, RG830, RG850, RG1000, GG385, WG280, WG295, WG305, WG320
Physical Properties Metric English Comments
Density 2.17 g/cc
0.0784 lb/in³
Thermal Properties Metric English Comments
CTE, linear 9.50 µm/m-°C

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

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

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

@Temperature 68.0 - 572 °F
Transformation Temperature, Tg 437 °C
819 °F
Glass Temperature Coefficient 0.24
0.24
Optical Properties Metric English Comments
Refractive Index 1.46

@Wavelength 1014 nm
1.46

@Wavelength 1014 nm
He
1.47

@Wavelength 587.6 nm
1.47

@Wavelength 587.6 nm
He
1.49

@Wavelength 365 nm
1.49

@Wavelength 365 nm
Hg
1.52

@Wavelength 253.7 nm
1.52

@Wavelength 253.7 nm
Hg
Transmission, Visible 93 %

@Wavelength 400 - 700 nm
93 %

@Wavelength 400 - 700 nm
Internal transmittance of 100%  from 400-700 nm.
IR Transmittance 93 %

@Wavelength 700 - 1900 nm
93 %

@Wavelength 700 - 1900 nm
Internal transmittance of 100%  from 700-1900 nm.
UV Transmittance 0.13 %

@Wavelength 200 nm
0.13 %

@Wavelength 200 nm
92 %

@Wavelength 390 nm
92 %

@Wavelength 390 nm
Internal transmittance of 99% at 390 nm
Reflection Coefficient, Visible (0-1) 0.91
0.91
Chemical Properties Metric English Comments
Acid Class, SR 53.4
53.4
Alkali Class, AR 1
1
Stain Resistance Class, FR 5
5
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