540FDN12 12.5 mm Dia. Bandblocking Dichroic Filter 540nm
- Type
- Filter
- Subtype
- Dichroic Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- Cut Off Frequency
- 450 nm
- Cut On Frequency
- 630 nm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5190389949642533
- λ
- 540 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
540FDN12 12.5 mm Dia. Bandblocking Dichroic Filter 540nm
The 540FDN12 is a Dichroic Filter, specifically designed for bandblocking applications, with a diameter of 12.5 mm. 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 popular optical glass due to its excellent optical properties and high damage threshold. It has a thickness of 1.1 mm, providing sufficient structural integrity while maintaining minimal optical distortion.
The 540FDN12 features a cut-on wavelength of 630nm and a cut-off wavelength of 450nm, making it ideal for applications that require the blocking of specific wavelength ranges. The central wavelength (CWL) of this filter is 540nm, ensuring optimal performance in its intended use.
The filter's coating, kni 540fdn-0, is applied to both the front and back surfaces, enhancing its performance and durability. The shape of the filter is thin lens, which is suitable for a wide range of optical systems.
This filter is currently in stock and available for immediate purchase through the vendor's website. The provided weblink leads directly to the product page for easy access and ordering.
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