65-197 50 mm Dia. Hard Coated OD 4.0 10nm Bandpass Filter; t=3.5 mm 420nm

The 65-197 is a Bandpass Filter with a diameter of 50 mm, sourced from the renowned optical vendor, Edmund Optics. This filter is specifically designed for applications requiring a narrow bandwidth, making it ideal for tasks such as fluorescence microscopy, spectroscopy, and other precision optical systems.

The filter features a 10nm bandwidth, centered at 420nm, as indicated by its Cut-On wavelength of 415nm and Cut-Off wavelength of 425nm. This precise wavelength control ensures optimal performance in its intended applications. The filter's thickness is 3.5mm, providing sufficient structural integrity while minimizing optical distortions.

The 65-197 is coated with EDM 65-075 on both the front and back surfaces, enhancing its durability and performance. This hard coating protects the filter from scratches and other forms of physical damage, ensuring longevity and reliability. The filter's Thin Lens shape further contributes to its performance, minimizing optical aberrations and ensuring high-quality imaging.

For more information and to purchase this item, please visit the following link: https://www.edmundoptics.com/p/420nm-cwl-50mm-dia-hard-coated-od-4-10nm-bandpass-filter/19842/