66-098 50 mm Dia. Hoya R-66 Red Longpass Color Glass Filter 660nm
- Type
- Filter
- Subtype
- Color Glass
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 50 mm
- Cut Off Frequency
- Cut On Frequency
- 660 nm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.456268423320019
- λ
- 660 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
66-098 50 mm Dia. Hoya R-66 Red Longpass Color Glass Filter 660nm
The 66-098 is a 50 mm diameter color glass filter from Hoya, available through Edmund Optics. This filter is specifically designed for longpass applications, with a cut-on wavelength of 660nm. The filter features a thin lens shape, making it suitable for a wide range of optical systems.
The filter's physical data indicates a cut-on wavelength of 660nm and a cut-off wavelength of 0nm. This means that it begins to transmit light at 660nm and continues to transmit all longer wavelengths. The filter's geometry includes a diameter of 50mm and a thickness of 2.5mm, providing a robust and stable platform for optical applications.
The 66-098 filter is coated with EDM 66-045 on both the front and back surfaces. This coating enhances the filter's performance and durability, ensuring reliable operation in demanding environments. The filter is currently in stock and available for immediate purchase through the Edmund Optics website.