Infrared Bandpass Filter

Infrared (IR) bandpass filters is made for chemical detecting. These chemical detecting bandpass filters transmit an object spectral wavelength while blocking the unwanted wavelength of light.

Specifications of IR Bandpass Filter

Centeral Wavelength(CWL) Tolerance: +/-10%
Operating Temperature: -40 to +60 °C
Surface Quality: 80/50 Scratch-Dig
Clear Aperature: 80%
Standard Sizes: Φ25mmx1mm

Custom-made bandpass filter is available upon request.

QTY	OBJECT	ITEM#	CWL(μm)	FWHM(μm)	T%	BLOCKING
	CO	LF-4.5	4.5	0.09/0.14	85%	OD3@UV-11μm
	CO2	LF-4.3	4.3	0.09/0.14	85%	OD3@UV-11μm
	C2H4	LF-10.6	10.6	0.09/0.14	85%	OD3@UV-15μm
	C3H6	LF-11.6	11.6	0.09/0.14	85%	OD3@UV-20μm
	NO	LF-5.2	5.2	0.09/0.14	85%	OD3@UV-11μm
	NO2	LF-6.2	6.2	0.09/0.14	85%	OD3@UV-11μm
	N2O5	LF-8.0	8.0	0.09/0.14	85%	OD3@UV-11μm
	SO2	LF-7.3	7.3	0.09/0.14	85%	OD3@UV-11μm
	C2H2	LF-13.0	13.0	0.09/0.14	85%	OD3@UV-20μm
	CCl4	LF-12.0	12.0	0.09/0.14	85%	OD3@UV-20μm
	H2CO	LF-3.597	3.597	0.09/0.14	85%	OD3@UV-11μm
	HCl	LF-3.5	3.5	0.09/0.14	85%	OD3@UV-11μm
	H2S	LF-7.6	7.6	0.09/0.14	85%	OD3@UV-11μm
	CH4	LF-3.4	3.4	0.09/0.14	85%	OD3@UV-11μm
	NH3	LF-6.1	6.1	0.09/0.14	85%	OD3@UV-11μm
	NH3	LF-10.753	10.753	0.09/0.14	85%	OD3@UV-15μm
	NH3	LF-10.341	10.341	0.09/0.14	85%	OD3@UV-15μm
	C6H14	LF-3.448	3.448	0.09/0.14	85%	OD3@UV-11μm
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