Midwest Optical Systems LP285-43 Forge Midwest Optical Systems AC400-82 Acrylic

Midwest Optical Systems AC400-82 Acrylic Oleophobic VIS A/R Coated UV-Block Protective Window M82 Acrylic Filters

4 Light Red Bandpass M25

Swivellink SLCM-7H HANDLE ONLY FOR METRIC STAND LOCK PLATE

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Midwest Optical Systems AB555-52 Acrylic Absorptive Near-IR/UV-Block Visible Bandpass Filter M52 Acrylic Filters

Midwest Optical Systems LP285-43 Forge Midwest Optical Systems AC400-82 AcrylicMidwest Optical Systems LP285 43 High Transmission Heat Resistant A R Protective Window M43 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 ratio.