AND-25C-20 25 mm Dia. Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm
- Type
- Filter
- Subtype
- Neutral Density Filter
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25 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-25C-20 25 mm Dia. Optical Glass Unmounted Visible Absorptive Neutral Density Filter 400-700nm
The AND-25C-20 is a high-quality Neutral Density Filter, unmounted and round, with a diameter of 25 mm. This filter is designed for use in the visible light spectrum, specifically absorbing light within the 400-700nm range. It is sourced from OptoSigma, a renowned vendor in the optical industry, and is identified by the catalog number AND-25C-20.
This filter is of the Sub Type Neutral Density Filter and is made of optical glass, a material known for its excellent optical properties. The filter's geometry includes a diameter of 25 mm and a thickness of 2 mm, making it suitable for a wide range of optical applications.
The filter's coating is a key feature, with both the front and back coated with 'opt and-20'. This coating enhances the filter's performance and durability, ensuring accurate and consistent results in your optical experiments or systems.
The filter's shape is thin lens, a design that minimizes optical aberrations and distortions, further enhancing its performance. The filter is currently in stock and available for purchase through the vendor's website, as indicated by the 'weblink status' field in the item data.
