Midwest Optical Systems LP171-43 RICOH Midwest Optical Systems ND400-48 Absorptive

Midwest Optical Systems ND400-48 Absorptive 0

Midwest Optical Systems Bi660-43 Dark Red Interference Bandpass M43 Bandpass Interference Filters

Midwest Optical Systems LP330-25

Stackable pegboard pins

Midwest Optical Systems AC850-46 Acrylic Near-IR Longpass M46 Acrylic Filters

Midwest Optical Systems LP171-43 RICOH Midwest Optical Systems ND400-48 AbsorptiveMidwest Optical Systems LP171 43 Fused Silica Multi Layer Vis A R Coated 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