27004 R 26 mm x 38 mm H-beta 3nm Bandpass Filter by Chroma

The 27004 R 26 mm x 38 mm H-beta 3nm Bandpass Filter is a high-quality optical component designed for precise wavelength selection, manufactured by Chroma. This filter is specifically designed for use with the H-beta spectral line, offering a narrow bandwidth of 3nm, which aids in reducing unwanted background light and enhancing signal clarity.

The filter features a rectangular base shape, with dimensions of 26mm in width and 38mm in height, providing flexibility for various optical system configurations. It has a thickness of 1mm, ensuring minimal added weight and bulk to your optical setup. The filter's geometry is designed to match a thin lens, optimizing its performance in your optical system.

The 27004 R filter's physical data includes a cut-on wavelength of 483.5nm and a cut-off wavelength of 486.5nm, with a central wavelength (CWL) of 485nm. This specific wavelength range is optimal for H-beta line applications. The filter's coating, both on the front and back, is identified as "chr 27004", which provides excellent transmission and blocking characteristics.

This Chroma filter is available for purchase directly from their website, with the provided link indicating its current availability and in-stock status. With its high-performance design and specifications, the 27004 R 26 mm x 38 mm H-beta 3nm Bandpass Filter is an excellent choice for researchers and engineers working with H-beta spectral lines.