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785BP20 24.4 mm Dia. Surface Coating; Bandpass Filter Surface Coating

785BP20 24.4 mm Dia. Surface Coating; Bandpass Filter Surface Coating

Type
Filter
Subtype
Bandpass Filter
Brand
Omega Optical
Product webpage
Omega Optical products in the 3DOptix catalog

Properties

Shape
Circular
Diameter
24.4 mm
Cut Off Frequency
795 nm
Cut On Frequency
775 nm

Material

Name
UVFS
Dispersion Equation
Sellmeier
n (λ)
1.4535811450227516
λ
785 nm
B1
0.6961663
C1
0.004679148 μm2
B2
0.4079426
C2
0.013512063 μm2
B3
0.8974794
C3
97.93400254 μm2

785BP20 24.4 mm Dia. Surface Coating; Bandpass Filter Surface Coating

The 785BP20 is a high-quality Bandpass Filter, sourced from the reputable vendor, Omega Optical. This filter is designed with a circular base shape, featuring a diameter of 24.4 mm and a thickness of 2 mm, making it a versatile choice for various optical applications.

The filter is constructed with the Material ID UVFS MAL-1965, ensuring durability and reliability. The primary function of this filter is to allow light transmission within a specific wavelength range, centered at 785 nm. The cut-on wavelength is 775 nm, and the cut-off wavelength is 795 nm, providing a narrow and precise bandwidth for light transmission.

The 785BP20 filter boasts a unique coating on both the front and back surfaces. The front surface coating is identified as 'OME 785BP20', while the back surface coating is also 'OME 785BP20'. This coating enhances the filter's performance, providing improved light transmission and blocking unwanted wavelengths.

The filter is designed in the shape of a Thin Lens, further expanding its potential applications in optical systems. The catalog number for this item is 785BP20, and it is currently in stock, as indicated by its weblink status. For more information or to make a purchase, users can visit the provided weblink: https://www.omegafilters.com/product/4126.

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