FB990-10 Dia:1 in Bandpass Filter; CWL=990 +-2nm; FWHM=10 +-2nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- Cut Off Frequency
- 995 nm
- Cut On Frequency
- 985 nm
Material
- Name
- Soda Lime
- Dispersion Equation
- Cauchy
- n (λ)
- 1.5139365077485052
- λ
- 990 nm
- A
- 1.513
- B
- -0.003169 μm-2
- C
- 0.003962 μm2
- D
- 0 μm4
- E
- 0 μm6
- F
- 0 μm8
- G
- 0 μm10
- H
- 0 μm12
FB990-10 Dia:1 in Bandpass Filter; CWL=990 +-2nm; FWHM=10 +-2nm
The FB990-10 is a Bandpass Filter from Thorlabs, designed with a circular base shape and a diameter of 1 inch (25.4 mm). This filter is made of soda lime ru clear material and has a thickness of 3.5 mm. The filter is designed to have a central wavelength (CWL) of 990 nm, with a full width at half maximum (FWHM) of 10 nm, providing a narrow band of wavelengths for transmission.
The FB990-10 filter is coated on both the front and back sides with a coating identified as 'tho fb990-10'. This coating is designed to enhance the filter's performance, ensuring precise wavelength selection. The filter's physical data indicates a cut-on wavelength of 985 nm and a cut-off wavelength of 995 nm, further emphasizing its narrow bandpass characteristics.
This filter is currently in stock and available for purchase through the Thorlabs website. The provided weblink leads directly to the product page, ensuring easy access for users interested in this component. The catalog number, FB990-10, can be used for easy reference and identification of this specific filter.
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