NDUV204B 50 mm x 50 mm UVFS Reflective ND Filter; OD 0.4
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- Thorlabs
Properties
- Shape
- Rectangular
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
NDUV204B 50 mm x 50 mm UVFS Reflective ND Filter; OD 0.4
The NDUV204B is a Neutral Density Filter from Thorlabs, designed with a base shape of 50 mm x 50 mm and a thickness of 2 mm. This filter is part of the UVFS series, specifically identified as "UVFS mal- 1965".
The NDUV204B filter is coated with THo NDUV OD04 on both the front and back surfaces, providing a Neutral Density of 0.4. This specific coating is designed to maintain consistent light reduction across the entire visible spectrum, making it an ideal choice for a wide range of applications.
The filter's geometry and thin lens shape are designed to minimize optical aberrations and ensure high-quality imaging. The NDUV204B is currently in stock and available for purchase through the Thorlabs website, as indicated by its "Valid - in stock" weblink status.
For more detailed information, including technical specifications and purchasing options, please refer to the product's catalog number (NDUV204B) and the provided weblink.
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