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Schott WG320 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
Download PDF	Schott WG320 Long Pass Filter.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

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, WG225, WG280, WG295, WG305, GG385

Physical Properties	Metric	English	Comments
Density	3.22 g/cc	0.116 lb/inÂ³

Thermal Properties	Metric	English
CTE, linear	7.10 Âµm/m-Â°C @Temperature -30.0 - 70.0 Â°C	3.94 Âµin/in-Â°F @Temperature -22.0 - 158 Â°F
	8.30 Âµm/m-Â°C @Temperature 20.0 - 300 Â°C	4.61 Âµin/in-Â°F @Temperature 68.0 - 572 Â°F
Transformation Temperature, Tg	413 Â°C	775 Â°F
Glass Temperature Coefficient	0.060	0.060

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	90 % @Wavelength 400 - 700 nm	90 % @Wavelength 400 - 700 nm	Internal transmittance of 100% Â from 400-700 nm.
IR Transmittance	90 % @Wavelength 2500 - 2600 nm	90 % @Wavelength 2500 - 2600 nm	Internal transmittance of 86% from 700-1700 nm.
UV Transmittance	<= 0.20 % @Wavelength 200 - 270 nm	<= 0.20 % @Wavelength 200 - 270 nm
	90 % @Wavelength 370 - 390 nm	90 % @Wavelength 370 - 390 nm	Internal transmittance of 100% Â from 370-390 nm
Reflection Coefficient, Visible (0-1)	0.92	0.92

Chemical Properties	Metric	English
Acid Class, SR	1	1
Alkali Class, AR	2	2
Stain Resistance Class, FR	0.0	0.0

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