Schott RG830 Long Pass Filter

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Schott RG830 Long Pass Filter
Categories:	Ceramic; Glass; Optical; Filter
Material Notes:	Colloidally colored 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, GG385, RG850, RG1000, WG225, WG280, WG295, WG305, WG320
Key Words:	DIN LP830
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Physical Properties	Metric	English	Comments

Density	2.94 g/cc	0.106 lb/in³

Chemical Properties	Metric	English	Comments
Acid Class, SR	4.4	4.4
Alkali Class, AR	1	1
Stain Resistance Class, FR	3	3

Thermal Properties	Metric	English	Comments
CTE, linear	9.80 µm/m-°C @Temperature -30.0 - 70.0 °C	5.44 µin/in-°F @Temperature -22.0 - 158 °F
	10.7 µm/m-°C @Temperature 20.0 - 300 °C	5.94 µin/in-°F @Temperature 68.0 - 572 °F
Transformation Temperature, Tg	569 °C	1060 °F
Glass Temperature Coefficient	0.18	0.18

Optical Properties	Metric	English	Comments
Refractive Index	1.55 @Wavelength 852.1 nm	1.55 @Wavelength 852.1 nm	Cs
	1.55 @Wavelength 1014 nm	1.55 @Wavelength 1014 nm	Hg
	1.56 @Wavelength 587.6 nm	1.56 @Wavelength 587.6 nm	He
IR Transmittance	90 % @Wavelength 1000 - 1700 nm	90 % @Wavelength 1000 - 1700 nm	Internal transmittance of 98-99% from 1000-1900 nm.
UV Transmittance	<= 0.0010 % @Wavelength 200 - 390 nm	<= 0.0010 % @Wavelength 200 - 390 nm	Internal transmittance of 0.001% from 200-390 nm.
Reflection Coefficient, Visible (0-1)	0.91 @Wavelength 587.6 nm	0.91 @Wavelength 587.6 nm	Reflection Factor P

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

CSGT42 / 2031

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