FB4260-105 Dia. 25 mm IR Bandpass Filter; CWL=4.26 µm; FWHM=105nm

The FB4260-105 is a high-quality Bandpass Filter, sourced from the renowned optical component manufacturer, Thorlabs. This filter is designed with a center wavelength (CWL) of 4.26 µm and a full width at half maximum (FWHM) of 105nm, making it ideal for applications that require precise wavelength selection in the infrared spectrum.

The filter is circular in shape, with a diameter of 25 mm and a thickness of 1 mm, ensuring efficient light transmission and minimal optical loss. It is crafted from sapphire ow mal-1972, a material known for its exceptional optical properties, durability, and resistance to environmental factors.

The FB4260-105 filter features a Thin Lens shape, which is designed to minimize optical aberrations and ensure optimal performance. The filter's coating, both on the front and back, is 'tho fb4260-105', which is specifically engineered to enhance the filter's performance and durability.

According to the vendor's information, this item is currently in stock, and you can find more details about it on Thorlabs' official website. The link is provided in the item data for your convenience.