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65-685 25 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=7.5 mm 450nm

65-685 25 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=7.5 mm 450nm

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
455 nm
Cut On Frequency
445 nm

Material

Name
UVFS
Dispersion Equation
Sellmeier
n (λ)
1.4655656650591817
λ
450 nm
B1
0.6961663
C1
0.004679148 μm2
B2
0.4079426
C2
0.013512063 μm2
B3
0.8974794
C3
97.93400254 μm2

65-685 25 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=7.5 mm 450nm

The 65-685 is a 25 mm diameter Bandpass Interference Filter, manufactured by Edmund Optics, with a center wavelength of 450nm. This filter is designed for applications requiring high transmission and sharp cut-on and cut-off characteristics. The filter features a circular shape and a thickness of 7.5 mm, making it suitable for various optical systems.

The 65-685 filter is coated with EDM 65-625 on both the front and back surfaces, providing excellent optical performance and durability. The coating is designed to minimize reflection and scatter, ensuring high transmission and contrast in the passband. The filter's physical data, including a cut-on wavelength of 445nm and a cut-off wavelength of 455nm, are carefully controlled to ensure consistent performance.

This filter is mounted, making it ready for immediate use in optical systems. The mount is designed in the shape of a thin lens, providing ease of integration into various optical setups. The filter's catalog number is 65-685, and it is available for purchase from the Edmund Optics website, where it is currently in stock.

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