Short/Long Pass Filters

Short/Long Pass Filters are also known as edge filters Longpass — A longpass (LP) Filter is an optical interference or coloured glass filter that attenuates shorter wavelengths and transmits longer wavelengths. A shortpass (SP) Filter is an optical interference or coloured glass filter that attenuates longer wavelengths and transmits shorter wavelengths. Long and short pass filters are also frequently used in Raman Spectroscopy. Custom options - please contact our sales department sales@optosigma.com