FELH0450 Dia:25.0 mm Premium Longpass Filter; Cut-On Wavelength: 450nm

The FELH0450 is a premium longpass filter, manufactured by Thorlabs, with a diameter of 25.0 mm and a thickness of 3.5 mm. This filter is designed to transmit light with wavelengths longer than 450 nm, making it ideal for applications that require the removal of shorter wavelengths, such as blue and violet light.

The filter features a circular base shape and is made from UVFS material, specifically identified as MAL-1965. The coating on both the front and back surfaces of the filter is THo FELH0450, ensuring high-quality performance and durability.

The FELH0450 filter is designed with a thin lens shape, which can be beneficial in certain optical systems where maintaining a specific distance or alignment is crucial. The catalog number for this item is FELH0450, and it is currently in stock on the Thorlabs website, as indicated by its weblink status.

For more detailed information, including technical specifications and purchasing options, please refer to the product's webpage at https://www.thorlabs.com/thorproduct.cfm?partnumber=FELH0450.