FSR-RG630 25.4 mm Dia. Colored Glass Absorptive Longpass Filter 630nm

The FSR-RG630 is a Longpass Filter, specifically designed for use in optical systems that require a 630nm cut-on wavelength. This filter is sourced from the reputable vendor, MKS/Newport, and boasts a catalog number of FSR-RG630. Interested users can find more information and check its availability on the vendor's website through the provided weblink, which has been verified and confirmed to be in stock.

This filter is constructed with a circular shape, featuring a diameter of 25.4mm and a thickness of 3mm. The base material of the filter is UVFS Mal-1965, a type of colored glass known for its absorptive properties. The filter's physical data indicates a cut-on wavelength of 630nm, meaning it begins to transmit light at this wavelength and beyond, while blocking or absorbing shorter wavelengths.

The FSR-RG630 filter is coated with a New RG630 coating on both the front and back surfaces. This coating enhances the filter's performance and durability, ensuring reliable operation in a variety of optical applications. The filter's shape is described as a Thin Lens, suggesting it may have lens-like properties, such as a curved surface for focusing or collimating light.