VPF-50S-12-60-64000 50 x 50 mm Optical Glass Interference Bandpass Filter 640nm

OptoSigma's VPF-50S-12-60-64000 is a high-quality optical glass bandpass interference filter, designed with a rectangular base shape and a size of 50 x 50 mm. This filter is specifically centered at 640nm, with a 12nm bandwidth, making it ideal for applications that require narrow-band light transmission.

The filter is constructed with a thickness of 3mm, ensuring durability and stability during operation. It features a unique coating on both the front and back surfaces, identified as 'opt vpf-12-60-64000'. This coating is designed to enhance the filter's performance, providing superior blocking characteristics and high transmission efficiency.

The VPF-50S-12-60-64000 has a cut-on wavelength of 634nm and a cut-off wavelength of 646nm, with a central wavelength (CWL) of 640nm. This precise control over the wavelength range ensures optimal performance in various applications, such as fluorescence microscopy, spectroscopy, and other optical research fields.

The filter's geometry is designed in a 'Thin Lens' shape, which is beneficial for applications where minimal optical path difference is required. This filter is currently in stock and available for immediate shipping, as indicated by its weblink status.