Midwest Optical Systems LP645-48 75mm Lens Midwest Optical Systems Bi905-22

Midwest Optical Systems Bi905-22

Midwest Optical Systems Ni120-58 Low Reflectivity 6

Midwest Optical Systems Ni200-25

Numerical Aperture NA

Midwest Optical Systems BP695-49 Near-IR Bandpass M49 Bandpass Filter

Midwest Optical Systems LP645-48 75mm Lens Midwest Optical Systems Bi905-22Midwest Optical Systems LP645 48 Dark Red Longpass M48 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