FNDU-30C02-70 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 30 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
FNDU-30C02-70 30 mm Dia. Unmounted UVFS Reflective Neutral Density Filter; t=2mm 200-400nm
OptoSigma's FNDU-30C02-70 is a 30 mm diameter, unmounted Neutral Density Filter, designed for use in the ultraviolet range of 200-400nm. This filter is made from UVFS material, identified as "UVFS mal- 1965" in the item data, and has a thickness of 2mm.
The filter features a reflective coating on both the front and back surfaces, specifically "opt fndu-70". This coating is designed to provide a high level of neutral density, ensuring minimal color shift in the transmitted light.
The filter's geometry is that of a thin lens, with a diameter of 30mm. This size is suitable for a wide range of optical applications, and the thin lens shape helps to minimize optical distortion.
The filter is currently in stock and available for purchase. More information, including pricing and detailed specifications, can be found on the OptoSigma website using the provided weblink.