NDUV2R20A Dia. 50 mm SM2-Threaded Mount; UVFS Reflective ND Filter; OD 2.0
- 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
NDUV2R20A Dia. 50 mm SM2-Threaded Mount; UVFS Reflective ND Filter; OD 2.0
The NDUV2R20A 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, specifically identified as UVFS Mal-1965, and features a thin lens shape. The filter is designed to reduce light intensity without altering the color composition of the light source.
The NDUV2R20A has a thickness of 2 mm and is mounted with SM2 threads, providing a secure and stable fit for your optical setup. The filter's coating is uniform across both the front and back, with the front coated with THo NDUV OD2 and the back also coated with THo NDUV OD2. This coating ensures consistent performance and durability.
The wavelength for this filter is 300 nm, making it suitable for applications that require significant light reduction at this specific wavelength. The filter is currently in stock and available for purchase through the Thorlabs website, as indicated by its weblink status.