FB7500-500 Dia. 1 in IR Bandpass Filter; CWL=7.50 µm; FWHM=500nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- Cut Off Frequency
- 7750 nm
- Cut On Frequency
- 7250 nm
Material
- Name
- Silicon
- Dispersion Equation
- Sellmeier
- n (λ)
- 3.418880422940843
- λ
- 7500 nm
- B1
- 10.6684293
- C1
- 0.090912191 μm2
- B2
- 0.003043475
- C2
- 1.287660172 μm2
- B3
- 1.54133408
- C3
- 1218816 μm2
FB7500-500 Dia. 1 in IR Bandpass Filter; CWL=7.50 µm; FWHM=500nm
The FB7500-500 is a circular bandpass filter, designed with a 1-inch diameter and a thickness of 1 millimeter, sourced from the reputable vendor Thorlabs. This filter is specifically engineered for the infrared (IR) spectrum, with a center wavelength (CWL) of 7.50 µm and a full width at half maximum (FWHM) of 500nm.
The FB7500-500 is part of Thorlabs' extensive filter catalog, available for purchase directly from their website, and is currently in stock. The filter's coating, applied to both the front and back surfaces, is identified as 'tho fb7500-500'. This coating enhances the filter's performance and durability, ensuring optimal functionality within its specified spectral range.
The physical data of the FB7500-500 indicates a cut-on wavelength of 7250 and a cut-off wavelength of 7750, providing a narrow and precise bandpass for IR applications. The filter's geometry, including its diameter and thickness, is designed to accommodate standard optical systems and components.
