84-739 12.5 mm Dia. Hard Coated High Performance OD 4.0 Longpass Filter; t=2 mm 575nm
- Type
- Filter
- Subtype
- Longpass Filter
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- Cut Off Frequency
- Cut On Frequency
- 575 nm
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
84-739 12.5 mm Dia. Hard Coated High Performance OD 4.0 Longpass Filter; t=2 mm 575nm
The 84-739 is a high-performance longpass filter, boasting a 12.5 mm diameter and a thickness of 2 mm, sourced from the reputable vendor, Edmund Optics. This filter is designed to transmit light with wavelengths above a specified cut-on value while blocking lower wavelengths. In this case, the cut-on wavelength is 575 nm.
The filter is constructed from UVFS Mal-1965 material, a choice that contributes to its high performance. It features a circular base shape, a common standard in optical components, ensuring ease of integration into various systems. The filter's coating, both on the front and back, is EDm 84-739, which enhances its durability and overall performance.
The 84-739 filter is designed in the shape of a thin lens, a feature that can be beneficial in specific applications. It is currently in stock and available for purchase through the Edmund Optics website, as indicated by its weblink status.