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67-837 25 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=5.9 mm 680nm

67-837 25 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=5.9 mm 680nm

Type
Filter
Subtype
Bandpass Filter
Brand
Edmund Optics
Product webpage
Edmund Optics products in the 3DOptix catalog

Properties

Shape
Circular
Diameter
25 mm
Cut Off Frequency
685 nm
Cut On Frequency
675 nm

Material

Name
UVFS
Dispersion Equation
Sellmeier
n (λ)
1.4557635703408012
λ
680 nm
B1
0.6961663
C1
0.004679148 μm2
B2
0.4079426
C2
0.013512063 μm2
B3
0.8974794
C3
97.93400254 μm2

67-837 25 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=5.9 mm 680nm

The 67-837 is a 25 mm diameter mounted bandpass interference filter, specifically designed with a central wavelength of 680nm and a full width at half maximum (FWHM) of 10nm. This filter is sourced from Edmund Optics, a reputable vendor known for their high-quality optical components. The filter is currently in stock and available for purchase through the provided weblink.

The filter is made of UVFS Mal-1965 material and has a thickness of 5.9 mm. It features a thin lens shape, providing excellent optical performance. The cut-on wavelength is 675nm, while the cut-off wavelength is 685nm, ensuring a narrow and precise bandpass.

The front and back surfaces of the filter are coated with EDM 67-770, a proprietary coating developed by Edmund Optics. This coating enhances the filter's performance, providing improved durability and resistance to environmental factors.

For users seeking a high-quality bandpass interference filter with a central wavelength of 680nm, the 67-837 is an excellent choice. Its robust construction, precise specifications, and reliable performance make it a valuable addition to any optical system.

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