243-2990 25.4 mm Dia. RG1000 Color Glass Filter; t=3mm

The 243-2990 is a Color Glass Filter, sourced from the reputable vendor EKSMA Optics. This filter, with a catalog number of 243-2990, is available for purchase directly from their website, which is currently in stock.

The filter is designed with a circular base shape and a diameter of 25.4 mm, making it suitable for a wide range of optical applications. It boasts a thickness of 3 mm, providing durability and stability in its setup.

This particular filter is made of UVFS Mal-1965 material, a detail that may be crucial for users looking for components with specific material properties. The wavelength of this filter is 588 nm, indicating its primary use in the visible light spectrum.

The 243-2990 filter features a coating on both the front and back surfaces, identified as 'eks 243-2990'. This coating could enhance the filter's performance, such as improving its transmission characteristics or reducing unwanted reflections.

Lastly, the filter is shaped as a thin lens, suggesting that it may have focusing or diverging properties. This could be beneficial in applications where light manipulation is required.