This is a 240-2602 Neutral Density Filter, a high-quality optical component sourced from EKSMA Optics. The filter is designed for use within the visible light spectrum, specifically absorbing light between 450 and 650nm.
The filter boasts a rectangular base shape, with precise dimensions of 25.4 x 25.4 mm, making it suitable for a wide range of optical applications. It has a thickness of 1.1mm, ensuring durability and rigidity while maintaining a compact profile.
The filter's coating is a notable feature, with both the front and back surfaces coated with the EKSMA 240-2502 coating. This coating enhances the filter's performance and longevity, providing reliable optical absorption across its specified wavelength range.
The filter's geometry is defined as a Thin Lens, suggesting that it may have applications in lens systems where minimal thickness and weight are desirable.
For more detailed information, including availability and pricing, please refer to the vendor's website using the provided weblink: https://eksmaoptics.com/optical-components/optical-filters/neutral-density-absorption-type-filters-at-450-650-nm/