Midwest Optical Systems LP190-40.5 AIDA Midwest Optical Systems LP830-77 Near-IR

Midwest Optical Systems LP830-77 Near-IR Longpass M77 Longpass Filters

Midwest Optical Systems Bi850-25

5% Transmission M52 Neutral Density Filters

3° Angle of View 1" (Hor

5x88mm Acrylic Polarizing Film

Midwest Optical Systems LP190-40.5 AIDA Midwest Optical Systems LP830-77 Near-IRMidwest Optical Systems LP190 40. 5 Sapphire Protective Window M40. 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 noise ratio. Longpass Filters are