570FDS12 12.5 mm Dia. Shortpass Dichroic Filter 570nm
- Type
- Filter
- Subtype
- Dichroic Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- Cut Off Frequency
- 570 nm
- Cut On Frequency
- 822 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
570FDS12 12.5 mm Dia. Shortpass Dichroic Filter 570nm
The 570FDS12 is a high-quality dichroic filter, sourced from Knight Optical, designed for shortpass applications with a 570nm cutoff wavelength. This filter is crafted from N-BK7 Schott glass, a material renowned for its excellent optical properties and versatility.
The filter boasts a circular shape with a diameter of 12.5mm and a thickness of 1.1mm, making it suitable for a wide range of optical systems. The 570FDS12 is coated on both the front and back with the KNI 570FDS-0 coating, enhancing its performance in specific wavelength ranges.
The physical data of this filter is equally impressive, with a cut-on wavelength of 822nm. This means that it begins to transmit light at this wavelength, while blocking or reflecting wavelengths shorter than this. This feature is crucial in applications where shortpass filtering is required.
The 570FDS12 is available directly from Knight Optical's website, and the link provided indicates that it is currently in stock. This filter, like all products from Knight Optical, is designed with precision and performance in mind, making it an excellent choice for various optical applications.
