Midwest Optical Systems LP170-62 IDS and work well at distances

and work well at distances out to infinity

Midwest Optical Systems BN880-30

Midwest Optical Systems BP880-105 Near-IR Bandpass M105 Bandpass Filter

5 High Transmission Heat Resistant A/R Protective Window M35

Midwest Optical Systems LP590-34 Red Longpass M34 Longpass Filters

Midwest Optical Systems LP170-62 IDS and work well at distancesMidwest Optical Systems LP170 62 Fused Silica Protective Window M62 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