490SP 17 mm Dia. Surface Coating; Shortpass Filter Surface Coating
- Type
- Filter
- Subtype
- Shortpass Filter
- Brand
- Omega Optical
Properties
- Shape
- Circular
- Diameter
- 17 mm
- Cut Off Frequency
- 490 nm
- Cut On Frequency
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.458448271212196
- λ
- 588 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
490SP 17 mm Dia. Surface Coating; Shortpass Filter Surface Coating
The 490SP is a high-quality shortpass filter developed by Omega Optical, a renowned vendor in the optical industry. This filter, with a catalog number of 3004, is specifically designed for use in applications where short wavelengths need to be efficiently passed while longer wavelengths are blocked.
The filter has a circular shape with a diameter of 17 mm and a thickness of 2 mm, making it compatible with a wide range of optical systems. It is made from UVFS MAL-1965, a material known for its excellent optical properties.
The 490SP filter features a unique coating on both the front and back surfaces, denoted as OME 490SP. This coating is designed to enhance the filter's performance, ensuring efficient shortpass filtering. The cut-on wavelength is 0 nm, and the cut-off wavelength is 490 nm, providing a sharp transition between passed and blocked wavelengths.
The filter is available for purchase through the Omega Optical website, and as of the time of data collection, it is in stock. For more detailed information or to make a purchase, users can visit the provided weblink.