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69-895 25 mm Dia. Dichroic Longpass Filter; t=1.05mm 850nm

69-895 25 mm Dia. Dichroic Longpass Filter; t=1.05mm 850nm

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

Properties

Shape
Circular
Diameter
25 mm
Cut Off Frequency
Cut On Frequency
850 nm

Material

Name
UVFS
Dispersion Equation
Sellmeier
n (λ)
1.458448271212196
λ
588 nm
B1
0.6961663
C1
0.004679148 μm2
B2
0.4079426
C2
0.013512063 μm2
B3
0.8974794
C3
97.93400254 μm2

69-895 25 mm Dia. Dichroic Longpass Filter; t=1.05mm 850nm

The 69-895 Dichroic Longpass Filter is a circular filter with a 25 mm diameter and a thickness of 1.05 mm, sourced from Edmund Optics. This filter is designed to transmit light at wavelengths longer than 850 nm while blocking shorter wavelengths, making it ideal for various applications such as infrared (IR) imaging and spectroscopy.

The filter features a dichroic coating on both the front and back surfaces, specifically the EDM 69-873 coating. This coating ensures high transmission efficiency and durability, providing reliable performance even under demanding conditions. The filter's thin lens shape further enhances its versatility, allowing for easy integration into various optical systems.

The 69-895 filter is part of the UVFS MAL-1965 material family, which is known for its excellent optical properties and chemical resistance. This material ID ensures the filter's compatibility with a wide range of optical components and environments.

For more detailed information and purchasing options, please refer to the product's webpage at https://www.edmundoptics.com/p/850nm-25mm-diameter-dichroic-longpass-filter/24161/. The current status of this item is in stock, ensuring quick delivery and minimal lead times.

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