Midwest Optical Systems LP900-52 1.1" Lens Midwest Optical Systems LP800-43 Near-IR

Midwest Optical Systems LP800-43 Near-IR Longpass M43 Longpass Filters

Midwest Optical Systems Bi525-39 Light Green Interference Bandpass M39 Bandpass Interference Filters

Midwest Optical Systems DB550/850-39 Dual Bandpass Green + 850 NIR M39 Dual Bandpass Filters

With a close minimum object distance

Midwest Optical Systems BP324-72 Near-UV Bandpass M72 Bandpass Filters

Midwest Optical Systems LP900-52 1.1" Lens Midwest Optical Systems LP800-43 Near-IRMidwest Optical Systems LP900 52 Near IR Longpass M52 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