Midwest Optical Systems LP171-35.5 Midwest Optical Systems Midwest Optical Systems BP485-52 Absorptive

Midwest Optical Systems BP485-52 Absorptive VIS/NIR Block M52 Bandpass Filters

Darkfield 4 Zone Ring Light with 850nm IR LEDs and Black Anodized Housing (Contains Light

Midwest Optical Systems LP665-30

5 Red-Orange Longpass M40

Midwest Optical Systems LP171-35.5 Midwest Optical Systems Midwest Optical Systems BP485-52 AbsorptiveMidwest Optical Systems LP171 35. 5 Fused Silica Multi Layer Vis A R Coated Protective Window M35. 5 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