AND-20C-20 20 mm Dia. Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4599108862211283
- λ
- 550 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
AND-20C-20 20 mm Dia. Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm
OptoSigma's AND-20C-20 is a high-quality Neutral Density Filter, designed for use in the visible light spectrum, specifically between 400-700nm. This filter is unmounted, offering flexibility for integration into various optical systems.
The filter boasts a circular shape with a diameter of 20mm and a thickness of 2mm, making it a compact yet effective component in your optical setup. The base shape is a Thin Lens, ensuring minimal distortion and high light transmission.
The filter's coating is another notable feature. Both the front and back are coated with Opt AND-20, a specialized coating that enhances the filter's performance and durability. This coating aids in reducing unwanted reflections and increases the filter's overall lifespan.
The catalog number for this filter is AND-20C-20, and it is currently in stock. You can find more information and purchase this item via the provided weblink. OptoSigma is the vendor for this product, ensuring a reliable source for your optical needs.