67-898 50 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=5.9 mm 440nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 50 mm
- Cut Off Frequency
- 445 nm
- Cut On Frequency
- 435 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4663498143390203
- λ
- 440 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
67-898 50 mm Dia. Mounted Traditional Coated Bandpass Interference Filter; t=5.9 mm 440nm
The 67-898 is a Bandpass Filter, specifically designed for applications requiring a narrow passband and high blocking of unwanted light. This filter features a circular shape with a 50 mm diameter and a thickness of 5.9 mm, making it suitable for various optical systems.
The filter is centered at 440nm, with a Cut-On wavelength of 435nm and a Cut-Off wavelength of 445nm. This precise wavelength control ensures optimal performance in specific applications. The filter is manufactured using UVFS Mal-1965 material, further enhancing its performance and durability.
The 67-898 filter is coated with EDM 67-764 on both the front and back surfaces, providing excellent transmission characteristics and protection against environmental factors. The coating also enhances the filter's longevity and resistance to wear and tear.
This filter is designed in a Thin Lens shape, allowing it to be easily integrated into various optical systems. The catalog number for this item is 67-898, and it is available from the vendor Edmund Optics. The filter is currently in stock and can be purchased directly from their website via the provided weblink.
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