Midwest Optical Systems LP815-22.5 2/3" Lens Midwest Optical Systems DB660/850-22

Midwest Optical Systems DB660/850-22

Midwest Optical Systems BP695-37 Near-IR Bandpass M37 Bandpass Filter

Midwest Optical Systems DB850-27 Dual Bandpass Visible + 850nm NIR M27 Dual Bandpass Filters

Midwest Optical Systems PC052-67 Circular Polarizer M67 Polarizing Filters

Midwest Optical Systems Ni200-86 Reflective 1% Transmission M86 Neutral Density Filters

Midwest Optical Systems LP815-22.5 2/3" Lens Midwest Optical Systems DB660/850-22Midwest Optical Systems LP815 22. 5 Near IR Longpass M22. 5 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