FSQ-BG18 50.8 x 50.8 mm Colored Glass Absorptive Bandpass Filter 493nm
- Type
- Filter
- Subtype
- Bandpass Filter
- Brand
- MKS/Newport
Properties
- Shape
- Rectangular
- Cut Off Frequency
- 573 nm
- Cut On Frequency
- 413 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4627220583977087
- λ
- 493 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
FSQ-BG18 50.8 x 50.8 mm Colored Glass Absorptive Bandpass Filter 493nm
The FSQ-BG18 is a high-quality Bandpass Filter, designed and manufactured by MKS/Newport. This filter is specifically engineered for use in optical systems that require narrowband transmission at the center wavelength of 493nm. The FSQ-BG18 is a rectangular filter, with a width and height of 50.8mm each, and a thickness of 3mm, making it compatible with a wide range of optical setups.
The filter's physical data includes a cut-on wavelength of 413nm and a cut-off wavelength of 573nm, ensuring precise control over the spectral range of transmitted light. The coating on both the front and back surfaces of the filter is New FSR-BG18, which is designed to provide high transmission at the desired wavelength and excellent blocking of unwanted light.
The FSQ-BG18 is available directly from MKS/Newport, and the provided weblink indicates that it is currently in stock. This filter is a Thin Lens shape, which can be beneficial in certain optical designs. With its robust construction, precise specifications, and reliable performance, the FSQ-BG18 is an excellent choice for a wide range of optical applications.
