Midwest Optical Systems LP800-37 HP Series Lens Darkfield Ring Light with White

Darkfield Ring Light with White LEDs and Black Anodized Housing

FHD NDI®|HX/IP/SRT PoE Weatherproof Vaifocal Lens 2

5 Narrow Orange Bandpass M35

GV-51N0SE-C-HQ Rev

Midwest Optical Systems LP645-43 Dark Red Longpass M43 Longpass Filters

Midwest Optical Systems LP800-37 HP Series Lens Darkfield Ring Light with WhiteMidwest Optical Systems LP800 37 Near IR Longpass M37 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