655FDL25 25 mm Dia. Longpass Dichroic Filter 655nm
- Type
- Filter
- Subtype
- Dichroic Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 25 mm
- Cut Off Frequency
- Cut On Frequency
- 655 nm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167817367777034
- λ
- 588 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
655FDL25 25 mm Dia. Longpass Dichroic Filter 655nm
The 655FDL25 is a Dichroic Filter, specifically designed for longpass applications with a cut-on wavelength of 655nm. This filter is sourced from Knight Optical, a reputable vendor known for their high-quality optical components. The filter is made from N-BK7 Schott, a widely used optical glass due to its excellent optical properties and durability.
The filter has a circular shape with a diameter of 25mm and a thickness of 1.1mm, making it suitable for a wide range of optical applications. The coating on both the front and back surfaces is KNI 655FDL-0, which contributes to its longpass filtering capabilities.
The physical data of the filter indicates that it cuts off wavelengths below the specified 655nm, ensuring that only longer wavelengths pass through. This filter is currently in stock and available for immediate use. For more information, you can visit the vendor's website through the provided weblink.
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