570FDS25 25 mm Dia. Shortpass Dichroic Filter 570nm
- Type
- Filter
- Subtype
- Dichroic Filter
- Brand
- Knight Optical
Properties
- Shape
- Circular
- Diameter
- 25 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
570FDS25 25 mm Dia. Shortpass Dichroic Filter 570nm
The 570FDS25 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 geometry with a 25mm diameter, making it suitable for a wide range of optical systems. It has a thickness of 1.1mm, ensuring robustness while maintaining a compact profile. The 570FDS25 is cut on at 822nm and cut off at 570nm, providing sharp wavelength discrimination.
The filter is coated with KNI 570FDS-0 on both the front and back surfaces, enhancing its performance in shortpass applications. Its thin lens shape further contributes to its compatibility with various optical setups.
The 570FDS25 is currently in stock and available for immediate purchase from Knight Optical's website. With its superior specifications and reliable performance, this filter is an excellent choice for those seeking a high-quality shortpass dichroic filter.