Optical Filters

Knight Optical offers a comprehensive range of high-quality optical filters designed to meet the diverse needs of range of industries including machine vision, defence, laser, and medical. 

Our stock filters selectively transmit across the ultraviolet (UV), visible, and near-infrared (NIR) wavelengths. Available filter types include colour filters, ANPR filters, dichroic filters, fluorescence filter sets, heat control filters, interference bandpass filters, IR-cut filters, and neutral density (ND) filters. Each filter is designed to deliver precise performance, ensuring optimal results in applications ranging from fluorescence microscopy to gas detection and lighting design. 

View our stock optical filter ranges below, which include filters for passing and blocking wavelengths from UV through to NIR.