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87-816 12.5 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1250nm

87-816 12.5 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1250nm

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

Properties

Shape
Circular
Diameter
12.5 mm
Cut Off Frequency
1262.5 nm
Cut On Frequency
1237.5 nm

Material

Name
UVFS
Dispersion Equation
Sellmeier
n (λ)
1.447483120618651
λ
1250 nm
B1
0.6961663
C1
0.004679148 μm2
B2
0.4079426
C2
0.013512063 μm2
B3
0.8974794
C3
97.93400254 μm2

87-816 12.5 mm Dia. Hard Coated OD 4.0 25nm Bandpass Filter; t=3.5 mm 1250nm

The 87-816 is a Bandpass Filter with a diameter of 12.5 mm and a thickness of 3.5 mm, designed for use in optical systems. This filter, sourced from Edmund Optics, is specifically engineered for a central wavelength of 1250 nm, making it ideal for applications that require precise filtering within this spectrum.

The filter is hard coated on both the front and back surfaces with the EDMP87-816 coating, enhancing its durability and performance. It features a cut-on wavelength of 1237.5 nm and a cut-off wavelength of 1262.5 nm, providing a narrow bandwidth of 25 nm for optimal filtering.

The 87-816 filter is designed in a Thin Lens shape, allowing for easy integration into various optical systems. It is made from UVFS MAL-1965 material, ensuring high-quality performance and reliability. The filter is currently in stock and available for purchase through the Edmund Optics website, as indicated by its valid weblink status.

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