The FSR-OD50 is a Neutral Density Filter with a circular shape and a diameter of 25.4 mm. This filter is sourced from the reputable vendor MKS/Newport, and it is available for purchase on their website with a valid "in stock" status. The catalog number for this item is FSR-OD50.
The FSR-OD50 features a coating of "new od50" on both the front and back surfaces, which provides excellent absorption capabilities across the wavelength range of 400-900nm. This makes it an ideal choice for applications that require a consistent reduction in light intensity while maintaining color neutrality.
The filter has a thickness of 3 mm and a geometry that is shaped like a thin lens. This design helps to minimize optical aberrations and ensures that the filter can be easily integrated into various optical systems. The material ID for this filter is UVFS MAL-1965.
For more detailed information, you can refer to the vendor's website, where you will find technical specifications, datasheets, and other resources related to this product.