Corning B 50 Tinted Optical Glass

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Corning B 50 Tinted Optical Glass
Categories:	Ceramic; Glass; Optical
Material Notes:	Application : Pass cited standards for traffic signal recognition at 1.9 mm thickness 100 % UV absorbing glass suited for general or special purpose Tinted glass. Information provided by Corning Incorporated.
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Physical Properties	Original Value	Comments

Density	2.49 g/cc

Thermal Properties	Original Value	Comments
CTE, linear	6.81 µm/m-°C
Softening Point	645 °C
Annealing Point	493 °C
Strain Point	645 °C

Optical Properties	Original Value	Comments
Refractive Index	1.52130 @Wavelength 656.3 nm	Line: C; Hydrogen
	1.52171 @Wavelength 643.8 nm	Line: C'; Cadmium
	1.52394 @Wavelength 587.6 nm	Line: d; Helium
	1.526 @Wavelength 546.1 nm	Line: e; Mercury
	1.52992 @Wavelength 486.1 nm	Line: F; Hydrogen
	1.5304 @Wavelength 480 nm	Line: F'; Cadmium
Abbe Number	60.53	ve
	60.78	vd
Transmission, Visible	37.9 % @Wavelength 380 - 500 nm, Thickness 1.90 mm	Blue light transmission factor
	53.6 % @Wavelength 380 - 780 nm, Thickness 1.90 mm	Luminous
UV Transmittance	<= 0.10 % @Wavelength 280 - 315 nm, Thickness 1.90 mm	UV - B t?(max)
	<= 0.10 % @Wavelength 280 - 315 nm, Thickness 1.90 mm	t(avg)
	<= 0.10 % @Wavelength 315 - 350 nm, Thickness 1.90 mm	Solar UV-B transmission factor
	<= 0.10 % @Wavelength 315 - 350 nm, Thickness 1.90 mm	UV - A t?(max)
	<= 0.10 % @Wavelength 380 - 500 nm, Thickness 1.90 mm	t(avg)
	<= 0.10 % @Wavelength 380 - 500 nm, Thickness 1.90 mm	Solar UV-A transmission factor

Descriptive Properties
Color	Brown

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CCORN914 / 233325

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