NDUV2R40A Dia. 50 mm SM2-Threaded Mount; UVFS Reflective ND Filter; OD 4.0
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- Thorlabs
Properties
- Shape
- Circular
- Diameter
- 50 mm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4877929746541196
- λ
- 300 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
NDUV2R40A Dia. 50 mm SM2-Threaded Mount; UVFS Reflective ND Filter; OD 4.0
The NDUV2R40A is a Neutral Density Filter from Thorlabs, designed with a circular shape and a diameter of 50 mm. This filter is part of the UVFS series, characterized by its UV reflective coating, and is identified by the material ID "uvfs mal- 1965".
The NDUV2R40A features a thin lens shape and has a thickness of 2 mm. It is designed to work with a wavelength of 300 nm. The filter's coating, both on the front and back, is the THo NDUV OD4, which provides an Optical Density (OD) of 4.0.
This filter is currently in stock and available for purchase through the Thorlabs website, as indicated by its "Valid - in stock" weblink status. The catalog number for this item is NDUV2R40A.
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