Midwest Optical Systems LP800-67 Narrow Interference Bandwidth Filter Midwest Optical Systems Bi520-22

Midwest Optical Systems Bi520-22

Midwest Optical Systems LP665-82 Dark Red Longpass M82 Longpass Filters

Schneider Industrial Optics 27-1062311 CITRINE 1

Midwest Optical Systems Bi632-27 Light Red Interference Bandpass M27 Bandpass Interference Filters

Midwest Optical Systems BN940-25

Midwest Optical Systems LP800-67 Narrow Interference Bandwidth Filter Midwest Optical Systems Bi520-22Midwest Optical Systems LP800 67 Near IR Longpass M67 Longpass Filters Often referred to as a sharp cut filter, Longpass Filters are specifically designed to pass a broad spectrum of longer wavelength light while blocking shorter wavelengths. Longpass Filters are often used in fluorescence applications to block an excitation light source or to pass multiple emission wavelengths, improving signal to noise ratio. Longpass Filters are also commonly used