Midwest Optical Systems LP171-86 JAI Sweep Midwest Optical Systems BN520-82 Narrow

Midwest Optical Systems BN520-82 Narrow Green Bandpass M82 Narrow Bandpass Filters

5 Dual Bandpass Visible + 940nm NIR M25

5 Red Longpass M25

Midwest Optical Systems AC760-46 Acrylic Near-IR Longpass M46 Acrylic Filters

Midwest Optical Systems LP171-86 JAI Sweep Midwest Optical Systems BN520-82 NarrowMidwest Optical Systems LP171 86 Fused Silica Multi Layer Vis A R Coated Protective Window M86 Protective 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